Question

Помогите зделат уравнение.



3(1 − x) + 5(x + 2) = 1 − 4x.​

Answer 1

3(1 - х) + 5(х + 2) = 1 - 4х

3 - 3х + 5х + 10 = 1 - 4х

2х + 13 = 1 - 4х

2х + 4х = 1 - 13

6х = -12

х = -12 : 6

х = -2