Raymond B. answered 11/21/20
Tutor
5
(2)
Math, microeconomics or criminal justice
GCF = 4
factor it out gives
4(3+5)
to find GCF break down the number to their prime factors. 12 = 2^2 x 3. 20 = 2^2 x 5
or 12 = 4x3 and 20 = 4x5. 4 is the greatest common factor