Solutions for Inequalities

Solutions for Inequalities

Lesson 20/21

Multiple Select

Which value(s) for "r" are solutions to the inequality? (Choose all that apply)

12 + r > 19

• r = 5

• r = 7

• r = 9

• r = 13

Multiple Select

 $\frac{z}{4}<23-13$  

Which value(s) for "z" are solutions to the inequality? Choose all that apply. 

• z = 24

• z = 36

• z = 48

Multiple Select

Which value(s) for x are solutions to the inequality? Choose all that apply.

3x > 21

• x = 7

• x = 8

• x = 9

Multiple Select

Which value(s) for "w" are solutions to the inequality? Choose all that apply.

3 (w + 2) < 16

• w = 2

• w = 3

• w = 9

• w = 5

Multiple Select

Which value(s) for y are solutions to the inequality? Choose all that apply.

12 + y > 28

• y = 10

• y = 14

• y = 18

• y = 20

Multiple Select

 $\frac{r}{2}>13$  

Which value(s) for "r" are solutions to the inequality? Choose all that apply.

• r = 20

• r = 36

• r = 28

• r = 30

Multiple Select

Which value(s) for c are solutions to the inequality?

c — 5 > 9

• c = 9

• c = 10

• c = 15

Multiple Select

Which value(s) for y are solutions to the inequality? Choose all that apply.

21 — k < 11

• k = 11

• k = 12

• k = 13

Multiple Select

 $135-65>\ 9c\ +\ 7$ 

If c < 7, would this inequality be true?

HINT: if c is less than 7, try any number below 7 and see if it makes the inequality true...

• YES

• NO