Question

Solve the equation. –6 + 3x = –9

A. –1

B. –6

C. –5

D. –3

Answer 1

Move the -6 over to the right hand side.

Answer 2

Isolate the variable.
\[
-6+3x=-9\\
3x=-9+6=-3\\
x=\frac{-3}{3}=-1
\]