x*x+40=65

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Solution for x*x+40=65 equation: 


Simplifying
x * x + 40 = 65

Multiply x * x
x2 + 40 = 65

Reorder the terms:
40 + x2 = 65

Solving
40 + x2 = 65

Solving for variable 'x'.

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

Add '-40' to each side of the equation.
40 + -40 + x2 = 65 + -40

Combine like terms: 40 + -40 = 0
0 + x2 = 65 + -40
x2 = 65 + -40

Combine like terms: 65 + -40 = 25
x2 = 25

Simplifying
x2 = 25

Take the square root of each side:
x = {-5, 5}

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