Question

x+40+3x+2x+20=180


me ajudem ;-; ​

Answer 1

Resposta:

$x+40+3x+2x+20=180$

$6x = 180 - 20 - 40 \\ 6x = 120 \\ x = \frac{120}{6}$

$x = 20$

Espero ter ajudado ;)