x^2-25=-7

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Solution for x^2-25=-7 equation:


Simplifying
x2 + -25 = -7

Reorder the terms:
-25 + x2 = -7

Solving
-25 + x2 = -7

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 = -7 + 25

Combine like terms: -25 + 25 = 0
0 + x2 = -7 + 25
x2 = -7 + 25

Combine like terms: -7 + 25 = 18
x2 = 18

Simplifying
x2 = 18

Take the square root of each side:
x = {-4.242640687, 4.242640687}

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