SOLUTION: 5square root of 20 minus the square root of 45 plus 2square root 80. the 5 and the 2 are just outside their prospective square root numbers. Do you multiply the squared out numbe

Algebra ->  Square-cubic-other-roots -> SOLUTION: 5square root of 20 minus the square root of 45 plus 2square root 80. the 5 and the 2 are just outside their prospective square root numbers. Do you multiply the squared out numbe      Log On


   

Question 201261: 5square root of 20 minus the square root of 45 plus 2square root 80. the 5 and the 2 are just outside their prospective square root numbers. Do you multiply the squared out number by the number already outside the square root symbol. please provide the answer to the equation as well thank you spencer
Answer by rfer(16322) About Me  (Show Source):
You can put this solution on YOUR website!
I am having a hard time understanding your question with the way you presented the problem, but follow the order of operations to solve.
first, do what is inside of the (), then do the exponents,the multiply, divide, add, then subtract.
Send me a reply if this doen't help.