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Simplifying
2x2 + 9x + 6 = 9x + 14
Reorder the terms:
6 + 9x + 2x2 = 9x + 14
Reorder the terms:
6 + 9x + 2x2 = 14 + 9x
Add '-9x' to each side of the equation.
6 + 9x + -9x + 2x2 = 14 + 9x + -9x
Combine like terms: 9x + -9x = 0
6 + 0 + 2x2 = 14 + 9x + -9x
6 + 2x2 = 14 + 9x + -9x
Combine like terms: 9x + -9x = 0
6 + 2x2 = 14 + 0
6 + 2x2 = 14
Solving
6 + 2x2 = 14
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 + 2x2 = 14 + -6
Combine like terms: 6 + -6 = 0
0 + 2x2 = 14 + -6
2x2 = 14 + -6
Combine like terms: 14 + -6 = 8
2x2 = 8
Divide each side by '2'.
x2 = 4
Simplifying
x2 = 4
Take the square root of each side:
x = {-2, 2}
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