absolute value of 2x+15 less than or equal to -1
2x+15<-1
-15<-15
2x less than or equal to -16
x = -8
by definition
|anything| ≥ 0
so no solution
2x+15<-1
-15<-15
2x less than or equal to -16
x = -8
|anything| ≥ 0
so no solution