Question

Найдите корень уравнения
10 1/2-(2x-3)=4,2 ПЖ!!!

Answer 1

$10 frac{1}{2} -(2x-3)=4.2$

$10.5} -(2x-3)=4.2$

$2x-3=10.5-4.2$

$2x-3=6.3$

$2x=6.3+3$

$2x=9.3$

$x=9.3:2$

$x=4.65$

Ответ: $4.65$