SOLUTION: Hi I cannot under stand how to solve the Pythagorean theorem if: Leg 1- x Leg 2- 3x-1 H- 3x+1 Please help

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Question 414718: Hi
I cannot under stand how to solve the Pythagorean theorem if:
Leg 1- x
Leg 2- 3x-1
H- 3x+1
Please help
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
H%5E2+=+leg1%5E2+%2B+leg2%5E2
%283x%2B1%29%5E2+=+x%5E2+%2B+%283x-1%29%5E2
----------------------
%283x%2B1%29%5E2+-+%283x-1%29%5E2+=+x%5E2
6x%2A2+=+x%5E2
x%5E2+-+12x+=+0
x = 0, 12 Ignore the zero
---------
x = 12
--------
12^2 + 35^2 = 37^2
That works.