1 / 5

# EXAMPLE 1 - PowerPoint PPT Presentation

Music. You buy a used guitar for \$50 . You then pay \$10 for each of five guitar lessons. The total cost can be found by evaluating the expression 50 + 10 5 . Is the total cost \$100 or \$300 ?. EXAMPLE 1. Following Order of Operations. To find the guitar costs described, evaluate

Related searches for EXAMPLE 1

I am the owner, or an agent authorized to act on behalf of the owner, of the copyrighted work described.

## PowerPoint Slideshow about 'EXAMPLE 1' - rafe

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

You buy a used guitar for \$50. You then pay \$10 for each of five guitar lessons. The total cost can be found by evaluating the expression 50+105. Is the total cost \$100 or \$300?

EXAMPLE 1

Following Order of Operations

50+105.

50+105

=

100

The total cost is\$100.

EXAMPLE 1

Following Order of Operations

=50+50

First multiply 10 and 5.

Evaluatex3y3whenx=25andy=2.

= 25 3(23)

x 3y3

=

253(8)

=

2524

=

1

EXAMPLE 2

Evaluating a Variable Expression

Substitute25forxand2fory.

Evaluate the power.

Multiply8and3.

Subtract24from25.

1.

2.

3.

5 +6 5

20 422

10 3+ 33

35

12

57

for Examples 1 and 2

GUIDED PRACTICE

Evaluate the expression.

Evaluatea+4b2whena=6andb=5.