Question

X+17=77-4X=? Как решить

Answer 1

$x + 17 = 77 - 4x \ x + 4x = 77 - 17 \ 5x = 60 \ x = 60 div 5 \ x = 12$

Answer 2

$x+17=77-4x\x+4x=77-17\5x=60\x=frac{60}{5} \x=12$