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Simplifying
81x2 + 5 = 14
Reorder the terms:
5 + 81x2 = 14
Solving
5 + 81x2 = 14
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Add '-5' to each side of the equation.
5 + -5 + 81x2 = 14 + -5
Combine like terms: 5 + -5 = 0
0 + 81x2 = 14 + -5
81x2 = 14 + -5
Combine like terms: 14 + -5 = 9
81x2 = 9
Divide each side by '81'.
x2 = 0.1111111111
Simplifying
x2 = 0.1111111111
Take the square root of each side:
x = {-0.333333333, 0.333333333}
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