y=x*x+x*x-5

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Solution for y=x*x+x*x-5 equation: 


Simplifying
y = x * x + x * x + -5

Multiply x * x
y = x2 + x * x + -5

Multiply x * x
y = x2 + x2 + -5

Reorder the terms:
y = -5 + x2 + x2

Combine like terms: x2 + x2 = 2x2
y = -5 + 2x2

Solving
y = -5 + 2x2

Solving for variable 'y'.

Move all terms containing y to the left, all other terms to the right.

Simplifying
y = -5 + 2x2

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