Question

Solve the following equations.

(13) $\frac{2-m}{m+7}=\frac{-3}{5}$

Answer 1

$\frac{2-m}{m+7}=\frac{-3}{5}$
⇒ 5(2 − m) = −3(m + 7)
⇒ 10 − 5m = −3m − 21
⇒ 2m = 31
∴ m =$\frac{31}{2}$