(9x^3-8x^2+9x)-(9x^2+7x+4)=

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Solution for (9x^3-8x^2+9x)-(9x^2+7x+4)= equation: 


Simplifying
(9x3 + -8x2 + 9x) + -1(9x2 + 7x + 4) = 0

Reorder the terms:
(9x + -8x2 + 9x3) + -1(9x2 + 7x + 4) = 0

Remove parenthesis around (9x + -8x2 + 9x3)
9x + -8x2 + 9x3 + -1(9x2 + 7x + 4) = 0

Reorder the terms:
9x + -8x2 + 9x3 + -1(4 + 7x + 9x2) = 0
9x + -8x2 + 9x3 + (4 * -1 + 7x * -1 + 9x2 * -1) = 0
9x + -8x2 + 9x3 + (-4 + -7x + -9x2) = 0

Reorder the terms:
-4 + 9x + -7x + -8x2 + -9x2 + 9x3 = 0

Combine like terms: 9x + -7x = 2x
-4 + 2x + -8x2 + -9x2 + 9x3 = 0

Combine like terms: -8x2 + -9x2 = -17x2
-4 + 2x + -17x2 + 9x3 = 0

Solving
-4 + 2x + -17x2 + 9x3 = 0

Solving for variable 'x'.

The solution to this equation could not be determined.

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