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Simplifying
3x2 + -6 = 8
Reorder the terms:
-6 + 3x2 = 8
Solving
-6 + 3x2 = 8
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Add '6' to each side of the equation.
-6 + 6 + 3x2 = 8 + 6
Combine like terms: -6 + 6 = 0
0 + 3x2 = 8 + 6
3x2 = 8 + 6
Combine like terms: 8 + 6 = 14
3x2 = 14
Divide each side by '3'.
x2 = 4.666666667
Simplifying
x2 = 4.666666667
Take the square root of each side:
x = {-2.1602469, 2.1602469}
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