Answer:
a 2(x+5)
b 5(x+3)
c 2(4x+3)
d 4(3x+2)
Explanation:
find the greatest common fact for all of them
a 2
b 5
c 2
d 4
then divide them into both numbers
a x+5
b x+3
c 4x+3
d 3x+2
then add parentheses and
put the greatest common factor on both of them look at the answer above
-hope this helps :)