Question

Solve the following equation: $\frac{2-y}{y+7}=\frac{3}{5}$

Answer 1

$\frac{2-y}{y+7}=\frac{3}{5}$

$\Rightarrow 5(2-y)=3(y+7)$

$\Rightarrow 10-5y=3y+21$

$-11=8y$

$y=\frac{-11}{8}$