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

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


Simplifying
(9x3 + -4x + x2 + 8x) + -1(7x3 + -3x + 7) = 0

Reorder the terms:
(-4x + 8x + x2 + 9x3) + -1(7x3 + -3x + 7) = 0

Combine like terms: -4x + 8x = 4x
(4x + x2 + 9x3) + -1(7x3 + -3x + 7) = 0

Remove parenthesis around (4x + x2 + 9x3)
4x + x2 + 9x3 + -1(7x3 + -3x + 7) = 0

Reorder the terms:
4x + x2 + 9x3 + -1(7 + -3x + 7x3) = 0
4x + x2 + 9x3 + (7 * -1 + -3x * -1 + 7x3 * -1) = 0
4x + x2 + 9x3 + (-7 + 3x + -7x3) = 0

Reorder the terms:
-7 + 4x + 3x + x2 + 9x3 + -7x3 = 0

Combine like terms: 4x + 3x = 7x
-7 + 7x + x2 + 9x3 + -7x3 = 0

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

Solving
-7 + 7x + x2 + 2x3 = 0

Solving for variable 'x'.

The solution to this equation could not be determined.

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