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Simplifying
14x2 + -78 = 0
Reorder the terms:
-78 + 14x2 = 0
Solving
-78 + 14x2 = 0
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Add '78' to each side of the equation.
-78 + 78 + 14x2 = 0 + 78
Combine like terms: -78 + 78 = 0
0 + 14x2 = 0 + 78
14x2 = 0 + 78
Combine like terms: 0 + 78 = 78
14x2 = 78
Divide each side by '14'.
x2 = 5.571428571
Simplifying
x2 = 5.571428571
Take the square root of each side:
x = {-2.360387377, 2.360387377}
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