Question

Уровнение 5,4(3y-2)-7,2*(2y-3)=1,2

Answer 1

$5,4(3y-2)-7,2*(2y-3)=1,2$

$16,2y-10,8-14,4y+21,6=1,2$

$16,2y-14,4y=1,2+10,8-21,6$

$1,8y=-9,6$

$y=- frac{9,6}{1,8}$

$y=- frac{48}{9}$

$y=-5 frac{3}{9}$

Ответ: $y=-5 frac{3}{9}$