Question

Solve for x:

42=3x+6
Question 2 options:

x=-16


x=16


x=12


x=14

Answer 1

42=3x+6

subtract 6 from both sides

42-6=3x+6-6

to get

36=3x

divide both sides by 3 to isolate x

36/3=3x/3

to get

12=x

Answer 2

X=12 because 12x3+6=42