SOLUTION: please help me solve this equation x^2+2xy−y^2=−17 x^2−y^2=−45

Question 926377: please help me solve this equation
x^2+2xy−y^2=−17
x^2−y^2=−45
Answer by MathLover1(20849) (Show Source): You can put this solution on YOUR website!
..........eq.1
..........eq.2
_____________________________________subtract eq.2 from eq.1

.....solve for
.....eq.1a
go to ..........eq.2, substitute

....solve for

solutions:
if =>
if =>
if =>=>=> or ; complex solutions

so, will be
real solutions:
=> if
and
=> if
complex solutions:
=> if
and
=> if

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SOLUTION: please help me solve this equation x^2+2xy&#8722;y^2=&#8722;17 x^2&#8722;y^2=&#8722;45