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$100. $100. $100. $100. $100. $200. $200. $200. $200. $200. $300. $300. $300. $300. $300. $400. $400. $400. $400. $400. $500. $500. $500. $500. $500. SYMBOLS. PERCENT OF CHANGE. 2 STEP INEQUALITIES. MULTI-STEP INEQUALITIES. SPECIAL INEQUALITIES. 2 Step Inequalities.

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Presentation Transcript
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$100

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2 Step

Inequalities

Multi-Step

Inequalities

Special

Inequalities

Percent of Change

Symbols

$

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Symbols - $100

What do these symbols mean?

> <

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Symbols - $200

What do the symbols mean?≤ ≥

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Symbols - $300

When graphing < and >, what circle do you use?

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Symbols - $400

When graphing ≤ and ≥, what kind of circle do you use?

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Symbols - $500

In interval notation, ∞ and -∞ always get which symbol?

( ) or [ ]

slide14

Percent of Change -$100

Renell played 10 consecutive games of soccer without being taken off the field. Then, after a single game on the sidelines, she played another string of consecutive games, although this string was 10% shorter. How many consecutive games was that?

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Percent of Change-$200

Last year, Anita went bowling several times and earned an average score of 90 points. This year, after taking a class at school, her average is now 10% higher. What is her current average?

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Percent of Change- $300

A medical provider is doing a study to determine the average time spent waiting before an appointment. When the study started, the average wait time was 25 minutes. Currently, the average is 24% shorter. What is the average wait time currently?

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Percent of Change- $400

Last spring, the drama department at Hampton High School had 15 students audition for the musical. This spring, there are 20% fewer students trying out. How many students are auditioning this spring?

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Percent of Change- $500

At the end of the year, cars made in the current year are marked down to make room for next year's models. One particular model had a sticker price of $40,000 when it was new. It has just been marked down by 25%. What is the sale price of the vehicle?

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2 Step Inequalities- $100

Solve and graph.

2m + 10 ≤ 32

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2 Step Inequalities- $200

Solve and graph.

3x – 5 > 10

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2 Step Inequalities- $300

Solve and graph.

3 – 2f ≥ 27

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2 Step Inequalities- $400

Solve and graph.

7t – 2t > 35

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2 Step Inequalities- $500

Solve and graph.

5 – 4x > 33

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Multi-Step Inequalities- $100

Solve and graph.

5t – 2 + 3t > 62

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Multi-Step Inequalities - $200

Solve and graph.

3(r + 2) ≤ 36

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Multi-Step Inequalities- $300

Solve and graph.

4(k + 2) – 3k ≤ 12

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Multi-Step Inequalities - $400

Solve and graph.

3(-c – 5) – 2c > 0

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2 Step Equations - $500

Solve and graph.

22 ≥ 5(y – 2) – 3y

slide29

Special Inequalities - $100

Solve and graph.

p-19<-6(8p-5)

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Special Inequalities - $200

Solve and graph.

-24-n>-8(3-6n)

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Special Inequalities - $300

Solve and graph.

-5(-6x+7)≤-7(5-5x)

slide32

Special Inequalities - $400

Solve and graph.

2(7x-1)+4<6(3+4x)-6x

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Special Inequalities - $500

Solve and graph.

-10+3v+v+10<-8(7v-9)+6(11v-11)

slide36

Equation vs. Inequality

What is the difference between the solution to an equation and the solution to an inequality?

Example:

3x + 2 = 11

3x + 2 > 11

$