Question

when do you use gcf in algebra

Answer 1

You use GCF in algebra to factor polynomials, when all of the terms have something in common, that is,... Also, when adding and subtracting polynomials.

Answer 2

@purplec16 when ? for the 2nd answer you gave

Answer 3

When your adding say \[\frac{2}{2x+4}+\frac{3}{x}+\frac{2}{x+2}\]