Checking Solutions to Equations and Inequalities

Which solutions make the inequality true?

• 13

• 10

• 11

• 12

Which of these are solutions to the equation? Choose all that apply.

• 3

• 12

• 2

• 18

Which is the solution to x + 125 = 375.

• x = 3

• x = 250

• x = 500

• x = 475

• Yes

• No

Does the given value make the inequality true?  x + 9 > 21, when x = 15

• Yes, it is a solution.

• No, it is not a solution.

• 100

• 80

• 120

• 99

Tell whether the value of the variable is a solution to the equation:
3x=12; x=4

• yes

• no

Tell whether the value of the variable is a solution to the equation:
7 = 13 - n; n=5 

• no

• yes

Which equation has x = 5 as the solution?

• x + 15 = 10

• 2x = 5

• 2x = 10

Which equation has w = 8 as the solution?

• 8w= 64

• 16w = 240

• 16 - w = 9

• 4 + w = 10