Question

Which value of a from the set (16,18,20,22) makes the equation 2(42-a)=48 true

Answer 1

Steps to solve:

2(42 - a) = 48

~Distribute left side

84 - 2a = 48

~Subtract 84 to both sides

-2a = -36

~Divide -2 to both sides

a = 18

Best of Luck!