SOLUTION: Simplify: 3 sq root 32 - 5 sq root 50 - 8 sq root 45 + 7 sq root 20

Algebra ->  Square-cubic-other-roots -> SOLUTION: Simplify: 3 sq root 32 - 5 sq root 50 - 8 sq root 45 + 7 sq root 20       Log On


   

Question 142748: Simplify:
3 sq root 32 - 5 sq root 50 - 8 sq root 45 + 7 sq root 20
Answer by checkley77(12844) About Me  (Show Source):
You can put this solution on YOUR website!
3 sq root 32 - 5 sq root 50 - 8 sq root 45 + 7 sq root 20
3SQRT(16*2)-5SQRT(25*2)-8SQRT(9*5)+7SQRTR(4*5)
3*4SQRT2-5*5SQRT2-8*3SQRT5+7*2SQRT5
12SQRT2-25SQRT2-24SQRT5+14SQRT5
(12-25)SQRT2+(-24+14)SQRT5
-13SQRT2-10SQRT5 ANSWER.