Question

What is the solution for the equation? 3x + 15 -7x = 27

A. x = -3
B. x = 1.2
C. x = 3
D. x= -10.5

Answer 1

A. x = -3 is the answer :)

Answer 2

A. x = -3

Explanation:

add the "x"s together

-4x + 15 = 27

subtract 15 from both sides

-4x = 12

divide both sides by -4

x = -3