Question

4*(x+2)=5*(x-2)
Решить уравнение ​

Answer 1

Ответ:

$4x + 8 = 5x - 10 \\ 4x + 8 - 5x + 10 = 0 \\ - x + 18 = 0 \\ - x = 0 - 18$

$- x = - 18 \\ x = 18$