Question

реши уровнение 3 ( 4x + 2 ) - 1 = 4x -11

Answer 1

12x+6-1=4x-11
12x-4x=-6-11+1
8x=-16
x=-16:8
x=-2

Answer 2

3(4x+2)-1=4x-11
12x+6-1=4x-11
12x+5=4x-11
12x-4x=-11-5
8x=-16
x=-2