SOLUTION: We are dividing polynomials, Just spent an hour on one problem and am still lost the problem is (5x^2-16x) divided by 5x-1

Algebra ->  Polynomials-and-rational-expressions -> SOLUTION: We are dividing polynomials, Just spent an hour on one problem and am still lost the problem is (5x^2-16x) divided by 5x-1      Log On


   

Question 519056: We are dividing polynomials, Just spent an hour on one problem and am still lost the problem is (5x^2-16x) divided by 5x-1
Answer by scott8148(6628) About Me  (Show Source):
You can put this solution on YOUR website!
this is like long division

5x goes into 5x^2 ___ x times

x times 5x-1 is ___ 5x^2-x

5x^2-16x minus 5x^2-x is ___ -15x

5x goes into -15x ___ -3 times

-3 times 5x-1 is ___ -15x+3

-15x minus -15x+3 is ___ -3 (this is the remainder)

so the answer is ___ (x-3) R -3