x^2-y=7

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Solution for x^2-y=7 equation:


Simplifying
x2 + -1y = 7

Solving
x2 + -1y = 7

Solving for variable 'x'.

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

Add 'y' to each side of the equation.
x2 + -1y + y = 7 + y

Combine like terms: -1y + y = 0
x2 + 0 = 7 + y
x2 = 7 + y

Simplifying
x2 = 7 + y

Reorder the terms:
-7 + x2 + -1y = 7 + y + -7 + -1y

Reorder the terms:
-7 + x2 + -1y = 7 + -7 + y + -1y

Combine like terms: 7 + -7 = 0
-7 + x2 + -1y = 0 + y + -1y
-7 + x2 + -1y = y + -1y

Combine like terms: y + -1y = 0
-7 + x2 + -1y = 0

The solution to this equation could not be determined.

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