228=x^2+7

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Solution for 228=x^2+7 equation: 


Simplifying
228 = x2 + 7

Reorder the terms:
228 = 7 + x2

Solving
228 = 7 + x2

Solving for variable 'x'.

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

Add '-1x2' to each side of the equation.
228 + -1x2 = 7 + x2 + -1x2

Combine like terms: x2 + -1x2 = 0
228 + -1x2 = 7 + 0
228 + -1x2 = 7

Add '-228' to each side of the equation.
228 + -228 + -1x2 = 7 + -228

Combine like terms: 228 + -228 = 0
0 + -1x2 = 7 + -228
-1x2 = 7 + -228

Combine like terms: 7 + -228 = -221
-1x2 = -221

Divide each side by '-1'.
x2 = 221

Simplifying
x2 = 221

Take the square root of each side:
x = {-14.866068747, 14.866068747}

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