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Simplifying
9x2 + 10 = 82
Reorder the terms:
10 + 9x2 = 82
Solving
10 + 9x2 = 82
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Add '-10' to each side of the equation.
10 + -10 + 9x2 = 82 + -10
Combine like terms: 10 + -10 = 0
0 + 9x2 = 82 + -10
9x2 = 82 + -10
Combine like terms: 82 + -10 = 72
9x2 = 72
Divide each side by '9'.
x2 = 8
Simplifying
x2 = 8
Take the square root of each side:
x = {-2.828427125, 2.828427125}
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