Question

Найдите корень уравнения
y/3=y/2-7
x/2-1=x/3-4

Answer 1

$frac{y}{3} = frac{y}{2} -7$
$frac{y}{3} - frac{y}{2} = -7$ | *6
$2y-3y = -42$
$-y = -42$
$y=42$

$frac{x}{2} -1 = frac{x}{3} -4$
$frac{x}{2} - frac{x}{3} = -4+1$
$frac{x}{2} - frac{x}{3} =-3$ | *6
$3x-2x = -18$
$x=-18$