x*x-25=200

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Solution for x*x-25=200 equation: 


Simplifying
x * x + -25 = 200

Multiply x * x
x2 + -25 = 200

Reorder the terms:
-25 + x2 = 200

Solving
-25 + x2 = 200

Solving for variable 'x'.

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

Add '25' to each side of the equation.
-25 + 25 + x2 = 200 + 25

Combine like terms: -25 + 25 = 0
0 + x2 = 200 + 25
x2 = 200 + 25

Combine like terms: 200 + 25 = 225
x2 = 225

Simplifying
x2 = 225

Take the square root of each side:
x = {-15, 15}

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