x^2+90=100

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Solution for x^2+90=100 equation:


Simplifying
x2 + 90 = 100

Reorder the terms:
90 + x2 = 100

Solving
90 + x2 = 100

Solving for variable 'x'.

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

Add '-90' to each side of the equation.
90 + -90 + x2 = 100 + -90

Combine like terms: 90 + -90 = 0
0 + x2 = 100 + -90
x2 = 100 + -90

Combine like terms: 100 + -90 = 10
x2 = 10

Simplifying
x2 = 10

Take the square root of each side:
x = {-3.16227766, 3.16227766}

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