Question

Решите уравнение 48/(40-а)+24=30

Answer 1

$frac{48}{40 - a} + 24 = 30 \ frac{48}{40 - a} = 30 - 24 \ frac{48}{40 - a} = 6 \ 6(40 - a) = 48 \ 40 - a = 48 div 6 \ 40 - a = 8 \ a = 40 - 8 \ a = 32$

Answer 2

спасибо