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Simplifying
2x2 + 19 = 531
Reorder the terms:
19 + 2x2 = 531
Solving
19 + 2x2 = 531
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Add '-19' to each side of the equation.
19 + -19 + 2x2 = 531 + -19
Combine like terms: 19 + -19 = 0
0 + 2x2 = 531 + -19
2x2 = 531 + -19
Combine like terms: 531 + -19 = 512
2x2 = 512
Divide each side by '2'.
x2 = 256
Simplifying
x2 = 256
Take the square root of each side:
x = {-16, 16}
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