SOLUTION: How to solve sqrt(x-4) + sqrt(x+1) =5 Work so far: sqrt(x-4)= 5 -sqrt(x+1) sqrt(x-4)^2 = (5-sqrt(x+1)^2 I'm not sure how to square the equation right of the equal sign. Can

Algebra ->  Square-cubic-other-roots -> SOLUTION: How to solve sqrt(x-4) + sqrt(x+1) =5 Work so far: sqrt(x-4)= 5 -sqrt(x+1) sqrt(x-4)^2 = (5-sqrt(x+1)^2 I'm not sure how to square the equation right of the equal sign. Can      Log On


   



Question 1079997: How to solve sqrt(x-4) + sqrt(x+1) =5
Work so far:
sqrt(x-4)= 5 -sqrt(x+1)
sqrt(x-4)^2 = (5-sqrt(x+1)^2
I'm not sure how to square the equation right of the equal sign. Can you help me?

Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
How to solve sqrt(x-4) + sqrt(x+1) =5
Work so far:
sqrt(x-4)= 5 -sqrt(x+1)
sqrt(x-4)^2 = (5-sqrt(x+1)^2
------------
x-4 = 5^2 - 10sqrt(x+1) + x+1
-4 = 26 - 10sqrt(x+1)
sqrt(x+1) = 3
x + 1 = 9
x = 8