Question

|9х+2|-3*3=(-3)*3 помогите *3 это в кубе

Answer 1

9x+2=-9+9
9x=-2
x=-2/9
I9*(-2/9)I=-2
I-2+2I-9=-9
0-9=-9

Answer 2

|9х+2| -3*3 = (-3)*3
|9х+2| -27 = -27
|9х+2| = 27 - 27
|9х+2| = 0
|9х| = -2 |:9
|х| = -2/9
х = 2/9