Question

$frac{x}{4} +x=4$ уравнение 

Answer 1

x+4x =16
5x = 16
x = 165
x=3,2

Answer 2

$frac{x}{4} +x=4 \ \ x+4x=16 \ \ 5x=16 \ \ x=3,2$

Ответ:3,2