x^2-3=10

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Solution for x^2-3=10 equation: 


Simplifying
x2 + -3 = 10

Reorder the terms:
-3 + x2 = 10

Solving
-3 + x2 = 10

Solving for variable 'x'.

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

Add '3' to each side of the equation.
-3 + 3 + x2 = 10 + 3

Combine like terms: -3 + 3 = 0
0 + x2 = 10 + 3
x2 = 10 + 3

Combine like terms: 10 + 3 = 13
x2 = 13

Simplifying
x2 = 13

Take the square root of each side:
x = {-3.605551275, 3.605551275}

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