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Simplifying
3x2 + -16 + 5 = 0
Reorder the terms:
-16 + 5 + 3x2 = 0
Combine like terms: -16 + 5 = -11
-11 + 3x2 = 0
Solving
-11 + 3x2 = 0
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Add '11' to each side of the equation.
-11 + 11 + 3x2 = 0 + 11
Combine like terms: -11 + 11 = 0
0 + 3x2 = 0 + 11
3x2 = 0 + 11
Combine like terms: 0 + 11 = 11
3x2 = 11
Divide each side by '3'.
x2 = 3.666666667
Simplifying
x2 = 3.666666667
Take the square root of each side:
x = {-1.914854216, 1.914854216}
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