Multi-step inequalities, Interval Notation, Absolute Value Equat

6(n + 2) < -72

• n < -14
• n < 35/3
• n < -10
• n > -14

6x + 10 > 5x - 12

• x > 2
• x < -2
• x < -22
• x > -22

4(2a + 3) < 3(a - 1)

• a < -3
• a > -3
• a < 3
• a > 3

-3 − 6(4x + 6) > -111

• x > 3
• x < 3
• x < -3
• x > -3

Solve

2(x - 3) + 5x ≤ 9x - 14

• x ≥ -4

• x ≤ -4

• x ≤ 4

• x ≥ 4

Solve:
7(x + 3) < 5x + 13

• x>-4
• x < 17
• x<-4
• x > -17

Why do I draw a closed circle when it's less than or equal to or greater than or equal to?

• Because we are INCLUDING that solution

• Because we are NOT INCLUDING that solution

Tags

CCSS.HSA.REI.D.12

Given:

x ≤ -10

Is -25 a solution?

• Yes, it is a solution.

• No, it is not a solution.

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.CED.A.3

CCSS.HSA.REI.B.3

Choose all that are not solutions of the inequality n>8

• 12

• 4

• 8

• 9

When we __________ or ____________ BY a _____________, reverse the inequality symbol.

• add

• divide

• negative

• multiply

• positive