Question

5 (2-X) + X + 1= 5
-------- ------
2 3

alguém me ajuda?​

Answer 1

Resposta:

$\frac{5(2-x)}{2} +\frac{x+1}{3} =5$

$\frac{10-5x}{2} +\frac{x+1}{3} =5$

$\frac{30-15x}{6}+\frac{2x+2}{6}=\frac{30}{6}$

$30-15x+2x+2=30$

$-13x=30-32$

$x=\frac{2}{13}$