12-4(3-2х)=3(5+х)
прошу, ребята, срочно надо

12 - 4(3 - 2x) = 3(5 + x)

12 - 12 + 8x = 15 + 3x

8x - 3x = 15 - 12 + 12

5x = 15

x = 15 : 5

x = 3

12-12+8х=15+3х

8х=15+3х

8х-3х=15

5х=15

х=15/5

х=3