Question

me ajudem por favor​

Answer 1

$3(\frac{2x}{3}+ 15) = 3x\\\\3.(\frac{2x}{3}) + 3.15 = 3x~~(divida~~tudo~~por~~3)\\\\\frac{2x}{3} + 15 = x\\ \\15 = x - \frac{2x}{3} \\\\\frac{1x}{3}=15\\ \boxed{x=45}$