SOLUTION: hi, could u please help me with this question.. the X^2 + Y^2 has throw me off! Q. Solve for x and y the equations.. x+2y=6 x^2+y^2=17 Many Thanks :)

SOLUTION: hi, could u please help me with this question.. the X^2 + Y^2 has throw me off! Q. Solve for x and y the equations.. x+2y=6 x^2+y^2=17 Many Thanks :)

Algebra.Com

Question 774225: hi, could u please help me with this question.. the X^2 + Y^2 has throw me off!
Q. Solve for x and y the equations..
x+2y=6
x^2+y^2=17
Many Thanks :)
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
You can do this by substitution

-------------

and

------------
Plug these results back into either equation

So you have the point ( -1.6, 3.8 )
and, plugging in

This is the point ( 4,1 )
--------------------
Here's the plot:

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