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)
90+60
A: 30(3+2)
B:10(9+6)
C:15(6+4)
D:6(15+10)
