5(a-2b) when a=-3 and b=5
a. 65
b. 35
c. -65
d. -25

5(a - 2b)

First, make sure to substitute the numbers in for a and b. / Your problem should look like: 5 × (-3 - 2 × 5)
Second, simplify 2 × 5 to 10. / Your problem should look like: 5 × (-3 - 10)
Third, simplify -3 - 10 to -13. / Your problem should look like: 5 × -13
Fourth, simplify. / Your problem should look like: -65

 -65 (C)