1)-3(3x+1)=15
-9x-3=15
-9x=18 |:(-9)
x=-2
2) |5x-3|=8
5x-3=8
5x-3=-8
5x=11 |:5
5x=-5 |:5
x1=11/5
x2=-1
.......................
1)-3(3x+1)=15
-9x-3=15
-9x=18 |:(-9)
x=-2
2) |5x-3|=8
5x-3=8
5x-3=-8
5x=11 |:5
5x=-5 |:5
x1=11/5
x2=-1
.......................