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For which equation would x = 12 be a solution?12 + x = 2415 + x = 15x + 12 = 30x + 5 = 18

Sagot :

ANSWER :

a. 12 + x = 24

EXPLANATION :

Substitute x = 12 to the following choices and check if the equation is true.

12 + x = 24

12 + 12 = 24

24 = 24

True

15 + x = 15

15 + 12 = 15

27 = 15

False

x + 12 = 30

12 + 12 = 30

24 = 30

False

x + 5 = 18

12 + 5 = 18

17 = 18

False

The only option that is true is 12 + x = 24