Question

x/3 + x = 60
qual o valor de X

Answer 1

Resposta:

$\frac{x}{3} + x= 60\\\\\frac{x}{3} +\frac{3x}{3} =\frac{180}{3}\\\\ \frac{4x}{3} =\frac{180}{3} \\\\4x=180\\\\x = 180/4\\x=45$