3(х+2)+2(х-1)=4(х+5)

3x + 6 + 2x - 2 = 4x + 20

5x + 4 = 4x + 20

5x - 4x = 20 - 4

x = 16

3(х+2)+2(х-1)=4(х+5)

3х+6+2х-2=4х+20

3х-2х-4х=6+2-20

-3х=-12

х=-12/-3

х=4