SOLUTION: Im not sure how to solve this problem Solve: {{{x^2-49=0}}}

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Question 19441: Im not sure how to solve this problem
Solve: x%5E2-49=0
Answer by Earlsdon(6294) About Me  (Show Source):
You can put this solution on YOUR website!
x%5E2+-+49+=+0 Add 49 to both sides.
x%5E2+=+49 Take the square root of both sides.
x+=+%2B7 or x+=+-7