Question

-3x+24y-36 factor the expression

Answer 1

-3x+24y-36 . You notice that the GCF =3 (that means the number that divides all factors)
3( - x + 8y -12) or you can put the "-" sign outside the parenthesis, but mind you , you will have to change all signs in the parenthesis:

-3( x - 8y +12)