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Simplifying
3x2 + -2 + 4 = 16
Reorder the terms:
-2 + 4 + 3x2 = 16
Combine like terms: -2 + 4 = 2
2 + 3x2 = 16
Solving
2 + 3x2 = 16
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Add '-2' to each side of the equation.
2 + -2 + 3x2 = 16 + -2
Combine like terms: 2 + -2 = 0
0 + 3x2 = 16 + -2
3x2 = 16 + -2
Combine like terms: 16 + -2 = 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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