Question

If 3m = 5m - $\frac{8}{5},$ then m = ?

(a) $\frac{2}{5}$

(b) $\frac{3}{5}$

(c) $\frac{4}{5}$

(d) $\frac{1}{5}$

Answer 1

$3m=5m-\frac{8}{5}\Rightarrow 3m-5m=\frac{-8}{5}\Rightarrow -2m=\frac{-8}{5}\Rightarrow m=\frac{-8}{-5\times 2}=\frac{4}{5}$