Question

уравнение 702:х=2
х:3=207

Answer 1

$702 : x=2 \ odz : x neq 0 \ frac{702}{x} =2 \ 702=2x \ 2x=702 \ x=351,x neq 0 \ OTB: X=351 \ \ X:3=207 \ frac{x}{3} =207 \ x=621 \ OTB: x=621$