Question

решите уравнения срочно.

Answer 1

$frac{8-2t+t^2}{t^2}=2$
$8-2t+t^2=2t^2$
$t^2+2t-8=0$
$t_1=-4, t_2=2$

$frac{4-3x}{15x}-frac{2-x}{3x}=0$
$frac{4-3x-10+5x}{15x}=0$
$frac{2x-6}{15x}=0$
$2x-6=0$
$x=3$