Question

Factor out the GCF

5x^4 (x-y) -3x^3y^5(y-x)

they said something about the "changing sign" I do not know where to start . help anyone ?

Answer 1

y-x = -*(x-y)

Answer 2

did you do that to the whole given?

Answer 3

I mean do you apply that to the whole

Answer 4

=5x^4 (x-y) +3x^3y^5(x-y)
=x^3*(x-y)(5x+3y^5)

Answer 5

did you just multiply the negative beside the 3 to the binomial ?

Answer 6

Thank you so much :)