x^2-17=20

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Solution for x^2-17=20 equation: 


Simplifying
x2 + -17 = 20

Reorder the terms:
-17 + x2 = 20

Solving
-17 + x2 = 20

Solving for variable 'x'.

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

Add '17' to each side of the equation.
-17 + 17 + x2 = 20 + 17

Combine like terms: -17 + 17 = 0
0 + x2 = 20 + 17
x2 = 20 + 17

Combine like terms: 20 + 17 = 37
x2 = 37

Simplifying
x2 = 37

Take the square root of each side:
x = {-6.08276253, 6.08276253}

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