SOLUTION: solve y-3/y+6 = 2/7

Algebra ->  Rational-functions -> SOLUTION: solve y-3/y+6 = 2/7      Log On


   

Question 479059: solve
y-3/y+6 = 2/7
Answer by algebrahouse.com(1659) About Me  (Show Source):
You can put this solution on YOUR website!
This is a proportion, to solve just cross-multiply:

(y - 3)/(y + 6) = 2/7
7(y - 3) = 2(y + 6) {cross-multiplied}
7y - 21 = 2y + 12 {used distributive property}
5y - 21 = 12 {subtracted 2y from both sides}
5y = 33 {added 21 to both sides}
y = 33/5 {divided both sides by 5}

For more help from me, visit: www.algebrahouse.com