SOLUTION: Solve for y in terms of x. 1.2x+y=8 2.x^2 t y^2=25 3.(1/x)+(1/y)=1

Algebra ->  Test -> SOLUTION: Solve for y in terms of x. 1.2x+y=8 2.x^2 t y^2=25 3.(1/x)+(1/y)=1       Log On


   

Question 1193265: Solve for y in terms of x.
1.2x+y=8
2.x^2 t y^2=25
3.(1/x)+(1/y)=1

Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
Solve for y in terms of x.
1.2x+y=8
y = -2x + 8
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2.x^2 t y^2=25
If you meant x^2 + y^2 = 25
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y^2 = 25 - x^2
y+=+%2Bsqrt%2825-x%5E2%29
y+=+-sqrt%2825-x%5E2%29
====================
3.(1/x)+(1/y)=1
1/y = 1 - (1/x) = (x-1)/x
y = x/(x-1)