=(5x^3-8x^2+4)+(-4x^3+x-9)

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Solution for =(5x^3-8x^2+4)+(-4x^3+x-9) equation:


Simplifying
0 = (5x3 + -8x2 + 4) + (-4x3 + x + -9)

Reorder the terms:
0 = (4 + -8x2 + 5x3) + (-4x3 + x + -9)

Remove parenthesis around (4 + -8x2 + 5x3)
0 = 4 + -8x2 + 5x3 + (-4x3 + x + -9)

Reorder the terms:
0 = 4 + -8x2 + 5x3 + (-9 + x + -4x3)

Remove parenthesis around (-9 + x + -4x3)
0 = 4 + -8x2 + 5x3 + -9 + x + -4x3

Reorder the terms:
0 = 4 + -9 + x + -8x2 + 5x3 + -4x3

Combine like terms: 4 + -9 = -5
0 = -5 + x + -8x2 + 5x3 + -4x3

Combine like terms: 5x3 + -4x3 = 1x3
0 = -5 + x + -8x2 + 1x3

Solving
0 = -5 + x + -8x2 + 1x3

Solving for variable 'x'.

Combine like terms: 0 + 5 = 5
5 + -1x + 8x2 + -1x3 = -5 + x + -8x2 + 1x3 + 5 + -1x + 8x2 + -1x3

Reorder the terms:
5 + -1x + 8x2 + -1x3 = -5 + 5 + x + -1x + -8x2 + 8x2 + 1x3 + -1x3

Combine like terms: -5 + 5 = 0
5 + -1x + 8x2 + -1x3 = 0 + x + -1x + -8x2 + 8x2 + 1x3 + -1x3
5 + -1x + 8x2 + -1x3 = x + -1x + -8x2 + 8x2 + 1x3 + -1x3

Combine like terms: x + -1x = 0
5 + -1x + 8x2 + -1x3 = 0 + -8x2 + 8x2 + 1x3 + -1x3
5 + -1x + 8x2 + -1x3 = -8x2 + 8x2 + 1x3 + -1x3

Combine like terms: -8x2 + 8x2 = 0
5 + -1x + 8x2 + -1x3 = 0 + 1x3 + -1x3
5 + -1x + 8x2 + -1x3 = 1x3 + -1x3

Combine like terms: 1x3 + -1x3 = 0
5 + -1x + 8x2 + -1x3 = 0

The solution to this equation could not be determined.

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