Question 50091
1. |24|-|+21|  [I was not sure of the placement of the absolute value signs]
24-21= = 3

.

2. 6(|-5|)+15
6(5)+15
30+15
45
.

3. 6(|-8|)-10
6(8)-10
48-10
38
.

4. 9(|-8|)-17 
9(8)-17
9(8)-17 
72-17
55