SOLUTION: multiply r2 + 7r + 10/ 3 by 3r - 30 / r2 - 5r - 50. thank you!!

Algebra ->  Exponents-negative-and-fractional -> SOLUTION: multiply r2 + 7r + 10/ 3 by 3r - 30 / r2 - 5r - 50. thank you!!      Log On


   

Question 7256: multiply r2 + 7r + 10/ 3 by 3r - 30 / r2 - 5r - 50. thank you!!
Answer by bonster(299) About Me  (Show Source):
You can put this solution on YOUR website!
%28r%5E2+%2B+7r+%2B+10%29%2F+3 by %283r+-+30%29+%2F+%28r2+-+5r+-+50%29.

%28r%2B5%29%28r%2B2%29%2F3*3%2A%28r-10%29%2F%28r-10%29%28r%2B5%29
(r+5) cancels out
3 cancels out
(r-10) cancels out

your answer= (r+2)