Chapters 1 and 2 review everything you wanted to know about expressions but were afraid to ask
This presentation is the property of its rightful owner.
Sponsored Links
1 / 82

Chapters 1 and 2 Review Everything you wanted to know about expressions but were afraid to ask. PowerPoint PPT Presentation


  • 60 Views
  • Uploaded on
  • Presentation posted in: General

Chapters 1 and 2 Review Everything you wanted to know about expressions but were afraid to ask. Please select a Team. Team 1 Team 2 Team 3 Team 4 Team 5. Write an algebraic expression for the phrase. 4 times the sum of q and p. 4 q + p 4 + q + p 4 qp 4( q + p ).

Download Presentation

Chapters 1 and 2 Review Everything you wanted to know about expressions but were afraid to ask.

An Image/Link below is provided (as is) to download presentation

Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author.While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server.


- - - - - - - - - - - - - - - - - - - - - - - - - - E N D - - - - - - - - - - - - - - - - - - - - - - - - - -

Presentation Transcript


Chapters 1 and 2 review everything you wanted to know about expressions but were afraid to ask

Chapters 1 and 2 ReviewEverything you wanted to know about expressions but were afraid to ask.


Please select a team

Please select a Team.

  • Team 1

  • Team 2

  • Team 3

  • Team 4

  • Team 5


Chapters 1 and 2 review everything you wanted to know about expressions but were afraid to ask

Write an algebraic expression for the phrase.


4 times the sum of q and p

4 times the sum of q and p

  • 4q + p

  • 4 + q + p

  • 4qp

  • 4(q + p)


Chapters 1 and 2 review everything you wanted to know about expressions but were afraid to ask

Define a variable and write an expression for the phrase.


What equation models the data in the table if d number of days and c cost

What equation models the data in the table if d = number of days and c = cost?

  • d = 22c

  • c = 22d

  • c = d + 22d

  • c = d + 22


Chapters 1 and 2 review everything you wanted to know about expressions but were afraid to ask

An equilateral triangle has three sides of equal length. What is the equation for the perimeter of an equilateral triangle if P = perimeter and s = length of a side?

  • s = 3P

  • P = 3s

  • P = 3 + s

  • P = 3(s + s + s)


Team scores

Team Scores


Evaluate u xy for u 18 x 10 and y 8

Evaluate u + xy, for u = 18, x = 10, and y = 8.

  • 188

  • 36

  • 98

  • 224


Chapters 1 and 2 review everything you wanted to know about expressions but were afraid to ask

A pair of shoes costs $52.99 and the state sales tax is 8%. Use the formula C = p + rp to find the total cost of the shoes, where C is the total cost, p is the price, and r is the sales tax rate.

  • $95.38

  • $60.99

  • $57.23

  • $78.19


When simplifying an expression you perform operations inside grouping symbols first

When simplifying an expression, you ____ perform operations inside grouping symbols first.

  • always

  • sometimes

  • never


Team scores1

Team Scores


Evaluate the expression for a 4 and b 3

Evaluate the expression for a = 4 and b = 3.

  • 36

  • 24

  • 81

  • 144


Chapters 1 and 2 review everything you wanted to know about expressions but were afraid to ask

You can use the formula to convert temperature in degrees Fahrenheit, F, to temperature in degrees Celsius, C. What is 62°F in degrees Celsius? Round your answer to the nearest tenth.

  • 30°C

  • 16.7°C

  • 52.2°C

  • 2.4°C


Picture

Picture

Simplify the expression.

  • 108

  • 36

  • 18

  • 9


Team scores2

Team Scores


Picture1

Picture

Simplify the expression.

  • 29

  • 80

  • 128

  • 92


Picture2

Picture

Simplify the expression.

  • 297

  • 868

  • 437

  • 867


Picture3

Picture

Simplify the expression.

  • 585

  • 169

  • 26

  • 181


Team scores3

Team Scores


Evaluate the formula for b 9 in 2 and h 32 in

Evaluate the formula for B = 9 in.2 and h = 32 in.

  • 288 in.3

  • 9.6 in.3

  • 32 in.3

  • 96 in.3


A rational number is a real number

A rational number is ____ a real number.

  • always

  • sometimes

  • never


Name the set s of numbers to which 1 68 belongs

Name the set(s) of numbers to which 1.68 belongs.

  • rational numbers

  • natural numbers, whole numbers, integers, rational numbers

  • rational numbers, irrational numbers

  • none of the above


Team scores4

Team Scores


Name the set s of numbers to which 5 belongs

Name the set(s) of numbers to which –5 belongs.

  • whole numbers, natural numbers, integers

  • rational numbers

  • whole numbers, integers, rational numbers

  • integers, rational numbers


Which set of numbers is the most reasonable to describe the number of desks in a classroom

Which set of numbers is the most reasonable to describe the number of desks in a classroom?

  • whole numbers

  • irrational numbers

  • rational numbers

  • integers


The opposite of a negative number is negative

The opposite of a negative number is ____ negative.

  • always

  • sometimes

  • never


Team scores5

Team Scores


Picture4

Picture

=

  • 2.8

  • –2.8


Write a function rule for each table

Write a function rule for each table.

  • p = 7.50h

  • p = 15h

  • p = h + 15

  • h = 7.50p


Chapters 1 and 2 review everything you wanted to know about expressions but were afraid to ask

Write a function rule for each table.

  • c = 22d + 12

  • c = 12d + 22

  • c = 22d + 22

  • c = 22d


Chapters 1 and 2 review everything you wanted to know about expressions but were afraid to ask

The cost of playing pool increases with the amount of time using the table. Identify the independent and dependent quantity in the situation.

  • time at table; cost

  • cost; time at table

  • number of games; cost

  • cost; number of players


Team scores6

Team Scores


Chapters 1 and 2 review everything you wanted to know about expressions but were afraid to ask

The french club is holding a car wash fundraiser. They are going to charge $10 per car, and expect between 50 and 75 cars. Identify the independent and dependent quantity in the situation, and find reasonable domain and range values.

  • number of cars; money raised; 50 to 75 cars; $500 to $750

  • money raised; number of cars; $500 to $750; 50 to 75 cars

  • number of cars; money raised; $500 to $750; 50 to 75 cars

  • money raised; number of cars; 50 to 75 cars; $500 to $750


Chapters 1 and 2 review everything you wanted to know about expressions but were afraid to ask

Simplify the expression.

–9 + 6

  • 15

  • –3

  • –15

  • 3


4 8 4 9 5 7

Simplify the expression.

–4.8 – (–4.9) + 5.7

  • –4

  • –5.8

  • 5.8

  • –15.4


Picture5

Simplify the expression.

Picture

  • 13

  • –13

  • 12

  • –12


Team scores7

Team Scores


3 7 1 8 3 67 4 4 1 34

Simplify the expression.

3.7 – 1.8 – 3.67 + 4.4 – 1.34

  • –7.51

  • –1.29

  • 1.29

  • 8.63


6 5 4 9

Simplify the expression.

–6.5(–4.9)

  • –16.25

  • –31.85

  • –12.25

  • 31.85


Picture6

Simplify the expression.

Picture

  • –32

  • 16

  • –10

  • 32


Team scores8

Team Scores


Picture7

Simplify the expression.

Picture

  • 20

  • 125

  • –625

  • 625


Picture8

Simplify the expression.

Picture

  • 36

  • –72

  • 72

  • –36


5 c 1

Simplify the expression.

(–5 – c)(–1)

  • –5 + c

  • 5 + c

  • 5 – c

  • –5 – c


Team scores9

Team Scores


Picture9

Simplify the expression.

Picture

  • –18n + 81mn – 153np

  • –2n + 9m – 17p

  • –2n + 9mn – 17np

  • –2n – 9mn + 17np


Chapters 1 and 2 review everything you wanted to know about expressions but were afraid to ask

A mountain climber ascends a mountain to its peak. The peak is 12,740 ft above sea level. The climber then descends 200 ft to meet a fellow climber. Find the climber’s elevation above sea level after meeting the other climber.

  • 12,540 ft

  • –12,540 ft

  • 10,740 ft

  • 12,940 ft


Evaluate x 2 7 for x 0 9

Simplify the expression.

Evaluate –x + 2.7 for x = 0.9.

  • –1.8

  • –3.6

  • 1.8

  • 3.6


Team scores10

Team Scores


Chapters 1 and 2 review everything you wanted to know about expressions but were afraid to ask

The temperature on a summer afternoon is 85°F. Define a variable and write an expression to find the temperature after it changes. Then evaluate your expression for a decrease of 11 degrees Fahrenheit.

  • 11 + c; 11 + (–85) = 96

  • 85 + c; 85 + (–11) = 74

  • 11 – c; 11 – (–85) = 74

  • 85 – c; 85 – (–11) = 96


Evaluate for x 2 and y 3

Evaluate for x = –2 and y = 3.

  • 4

  • 8

  • –4

  • –8


Evaluate b 2 a c for a 7 b 3 and c 7

Evaluate b – 2a – cfor a = –7, b = 3, and c = –7.

  • 24

  • 3

  • 10

  • –18


Team scores11

Team Scores


Chapters 1 and 2 review everything you wanted to know about expressions but were afraid to ask

The closing price of a share of stock in Company XYZ is $25.69 on Thursday. If the change from the closing price on Wednesday is –$0.75, find the closing price on Wednesday.

  • $26.44

  • $24.94

  • $25.75

  • $25.06


Chapters 1 and 2 review everything you wanted to know about expressions but were afraid to ask

You made two deposits to your bank account this month. One deposit was $17.92, and the second deposit was $15.33. Your balance at the end of the month is $72.31, and you made no withdrawals. Write and evaluate an expression for your balance at the beginning of the month.

  • $72.31 + ($17.92 – $15.33); $74.90

  • $72.31 – $17.92 – $15.33; $39.06

  • $72.31 + $17.92 + $15.33; $105.56

  • $72.31 – ($17.92 – $15.33); $69.72


Evaluate x y z for x 3 y 3 and z 1

Evaluate x(–y + z) for x = 3, y = 3, and z = 1.

  • –6

  • 10

  • 12

  • –8


Team scores12

Team Scores


Chapters 1 and 2 review everything you wanted to know about expressions but were afraid to ask

The expression can be used to calculate the change in temperature in degrees Fahrenheit for an increase in altitude a, measured in feet. A plane starts on the ground and then rises 23,000 ft. Find the change in temperature at the altitude of the plane.

  • 126.5 degrees

  • –126.5 degrees

  • –125 degrees

  • 125 degrees


The product of two negative numbers is positive

The product of two negative numbers is ____ positive.

  • always

  • sometimes

  • never


Chapters 1 and 2 review everything you wanted to know about expressions but were afraid to ask

–12¸(–2)

  • 24

  • –6

  • –24

  • 6


Team scores13

Team Scores


Evaluate for m 4 n 2 and p 1 5

Evaluate for m = –4, n = 2, and p = 1.5.

  • –10

  • –19

  • –30

  • –22


If a is a negative number then is equal to 1

If a is a negative number, then is ____ equal to –1.

  • always

  • sometimes

  • never


Simplify 7 499 using the distributive property

Simplify 7(499) using the Distributive Property.

  • 3500

  • 3493

  • 3514

  • 3486


Team scores14

Team Scores


Use the distributive property to find the price of 7 cds that cost 14 99 each

Use the Distributive Property to find the price of 7 CDs that cost $14.99 each.

  • $105.00

  • $98.00

  • $104.93

  • $105.70


For every real number x y and z the statement is true

For every real number x, y, and z, the statement is ____ true.

  • always

  • sometimes

  • never


10 z 28 z

–10z – 28z

  • 38z

  • –38z

  • 18

  • 18z


Team scores15

Team Scores


Chapters 1 and 2 review everything you wanted to know about expressions but were afraid to ask

Name the property the equation illustrates.


Picture10

Picture

  • Inverse Property of Multiplication

  • Multiplication Property of –1

  • Identity Property of Addition

  • Identity Property of Multiplication


0 x x

0 + x = x

  • Identity Property of Addition

  • Multiplication Property of 0

  • Commutative Property of Addition

  • Inverse Property of Multiplication


8 1 8 1

8´1/8 = 1

  • Identity Property of Division

  • Inverse Property of Addition

  • Inverse Property of Multiplication

  • Multiplication Property of –1


Team scores16

Team Scores


8 2 8 2 0

8.2 + (–8.2) = 0

  • Inverse Property of Addition

  • Addition Property of 0

  • Identity Property of Addition

  • Inverse Property of Multiplication


8 3 4 3 4 8

8 + 3.4 = 3.4 + 8

  • Inverse Property of Addition

  • Associative Property of Addition

  • Commutative Property of Addition

  • Inverse Property of Multiplication


7 4 4 7 4 4

7 + (4 + 4) = (7 + 4) + 4

  • Inverse Property of Addition

  • Associative Property of Addition

  • Commutative Property of Multiplication

  • Commutative Property of Addition


Picture11

Picture

  • Associative Property of Addition

  • Commutative Property of Multiplication

  • Inverse Property of Multiplication

  • Commutative Property of Addition


Ab 3 a b 3

(ab)3 = a(b3)

  • Inverse Property of Multiplication

  • Associative Property of Addition

  • Associative Property of Multiplication

  • Commutative Property of Multiplication


Team scores17

Team Scores

One More Question !!!!!


Final scores

Final Scores


  • Login