6.10B Substitution in Inequalities

Tell whether the number is a solution to the inequality:

a < 4; when a = 4

• IS a solution

• Is NOT a solution

Tell whether the number is a solution to the inequality:

6 + w ≥ 12; when w = 5

• IS a solution

• Is NOT a solution

Tell whether the number is a solution to the inequality:

11 + c ≥ 8; when c = -3

• IS a solution

• Is NOT a solution

Tell whether the number is a solution to the inequality:

c - 4 ≤ 11; when c = -7

• IS a solution

• Is NOT a solution

Tell whether the number is a solution to the inequality:

2 - x > -4; when x = 6

• IS a solution

• Is NOT a solution

x + 7 > 15 if x = 10

• True
• False

6m ≤ 30     if m = 5 

• True
• False

p - 81 ≥ 20          if p = 100

• True
• False

Which inequality is true when x = 4?

• -25x > 100

• -25x > 100

• 25x < 100

• 25x < 100

Tags

CCSS.6.EE.B.5

Which of the following could be the number of lion cubs at the city zoo given this inequality?

9 + x > 21

• 10 and 12

• 12, 21, and 25

• 13, 21, and 25

• 12,13,21, and 25