Two-step Inequaities Lesson Slides: 3 Slides (8th Grade)

3 Slides • 4 Questions

1

TWO-STEP INEQUALITIES

A mathematical statement that uses one of the following inequality signs is called an inequality.

Pre-Algebra | Subject

22 < 6c+ 4

16 - 4a > 8

2 + 3x ≤ 20

2x + 6 ≥ -8

2

TWO-STEP INEQUALITIES

Pre-Algebra | Subject

RULE 1:

RULE 2:

When you add, subtract , multiply or divide positive number to both sides, the inequality symbol remains the same.

When you multiply or divide negative number to both sides, the inequality symbol flips/changes.

3

Draw this one in your MATH INB .

THE INEQUALITY BROTHERS

> <

≥ ≤

4

Multiple Choice

Solve for the inequality.

22 < 6c + 4

1

$11>c$

2

$3>c$

3

$11<c$

4

$3<c$

5

Multiple Choice

Solve for the inequality.

16 - 4a > 8

1

$a<-2$

2

$a>-2$

3

$a<2$

4

$a>2$

6

Multiple Choice

Solve for the inequality.

2 + 3x ≤ 20

1

$x\le6$

2

$x\ge-6$

3

$x\le7$

4

$x\ge-7$

7

Multiple Choice

Solve for the inequality.

2x + 6 ≥ -8

1

$x\ge-7$

2

$x\le-7$

3

$x\ge-10$

4

$x\le-10$

TWO-STEP INEQUALITIES

A mathematical statement that uses one of the following inequality signs is called an inequality.

Pre-Algebra | Subject

22 < 6c+ 4

16 - 4a > 8

2 + 3x ≤ 20

2x + 6 ≥ -8

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