Solve the Equation $$3 m + 6 \mid = 9$$ A) $\{ - 5,1 \}$

Multiple Choice

Solve the equation.
- $$3 m + 6 \mid = 9$$

A) $\{ - 5,1 \}$
B) $\left\{ - \frac { 5 } { 2 } , \frac { 1 } { 2 } \right\}$
C) $\varnothing$
D) $\{ - 1,5 \}$