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Simplifying
3x2 + 8 = 54
Reorder the terms:
8 + 3x2 = 54
Solving
8 + 3x2 = 54
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Add '-8' to each side of the equation.
8 + -8 + 3x2 = 54 + -8
Combine like terms: 8 + -8 = 0
0 + 3x2 = 54 + -8
3x2 = 54 + -8
Combine like terms: 54 + -8 = 46
3x2 = 46
Divide each side by '3'.
x2 = 15.33333333
Simplifying
x2 = 15.33333333
Take the square root of each side:
x = {-3.915780041, 3.915780041}
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