(x)(x-2)(2x+9)=45

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Solution for (x)(x-2)(2x+9)=45 equation: 


Simplifying
(x)(x + -2)(2x + 9) = 45

Reorder the terms:
x(-2 + x)(2x + 9) = 45

Reorder the terms:
x(-2 + x)(9 + 2x) = 45

Multiply (-2 + x) * (9 + 2x)
x(-2(9 + 2x) + x(9 + 2x)) = 45
x((9 * -2 + 2x * -2) + x(9 + 2x)) = 45
x((-18 + -4x) + x(9 + 2x)) = 45
x(-18 + -4x + (9 * x + 2x * x)) = 45
x(-18 + -4x + (9x + 2x2)) = 45

Combine like terms: -4x + 9x = 5x
x(-18 + 5x + 2x2) = 45
(-18 * x + 5x * x + 2x2 * x) = 45
(-18x + 5x2 + 2x3) = 45

Solving
-18x + 5x2 + 2x3 = 45

Solving for variable 'x'.

Reorder the terms:
-45 + -18x + 5x2 + 2x3 = 45 + -45

Combine like terms: 45 + -45 = 0
-45 + -18x + 5x2 + 2x3 = 0

The solution to this equation could not be determined.

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