- #1

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## Homework Statement

Solve the nonlinear system.

x^2-2y^2=16

x^2+y^2=25

## Homework Equations

n/a?

## The Attempt at a Solution

ive tried subtracting 1 equation from the other...

(x^2-2y^2+9)=25

-(x^2+y^2)=25

-3y^2+9=25

-3y^2=16

y^2=-16/3

y=root of -16/3...

im not even sure if that part is right, also, i dont know where to go after that.

help?