(5x^4+3x^3+7)-(2x^3-9+x)=

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Solution for (5x^4+3x^3+7)-(2x^3-9+x)= equation: 


Simplifying
(5x4 + 3x3 + 7) + -1(2x3 + -9 + x) = 0

Reorder the terms:
(7 + 3x3 + 5x4) + -1(2x3 + -9 + x) = 0

Remove parenthesis around (7 + 3x3 + 5x4)
7 + 3x3 + 5x4 + -1(2x3 + -9 + x) = 0

Reorder the terms:
7 + 3x3 + 5x4 + -1(-9 + x + 2x3) = 0
7 + 3x3 + 5x4 + (-9 * -1 + x * -1 + 2x3 * -1) = 0
7 + 3x3 + 5x4 + (9 + -1x + -2x3) = 0

Reorder the terms:
7 + 9 + -1x + 3x3 + -2x3 + 5x4 = 0

Combine like terms: 7 + 9 = 16
16 + -1x + 3x3 + -2x3 + 5x4 = 0

Combine like terms: 3x3 + -2x3 = 1x3
16 + -1x + 1x3 + 5x4 = 0

Solving
16 + -1x + 1x3 + 5x4 = 0

Solving for variable 'x'.

The solution to this equation could not be determined.

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