Question

Factor out the greatest common factor of the expression below using the distributive property.

90+60

A: 30(3+2)
B:10(9+6)
C:15(6+4)
D:6(15+10)

Answer 1

Greatest common factor which is 30

Answer 2

It's a. Because 30 is the highest number that works out of those. (Also 3 and 2 are prime so it can't get smaller than that:) If you need an explanation of how this works, just ask. Hope it helps:)