Question

(×-5)/10+(1-2×)/5=(3-×)/4​

Answer 1

Resposta:

x= -21

1º MMC

que é 20

$\frac{x-5}{10} +\frac{1-2x}{5}=\frac{3-x}{4}\\\\\frac{2x-10+4-8x=15-5x}{20} \\2x-8x+5x=15+10-4\\x= -21$