(7x^3-4x^2+8)+(-2x^3-5x^2-1)=

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Solution for (7x^3-4x^2+8)+(-2x^3-5x^2-1)= equation: 


Simplifying
(7x3 + -4x2 + 8) + (-2x3 + -5x2 + -1) = 0

Reorder the terms:
(8 + -4x2 + 7x3) + (-2x3 + -5x2 + -1) = 0

Remove parenthesis around (8 + -4x2 + 7x3)
8 + -4x2 + 7x3 + (-2x3 + -5x2 + -1) = 0

Reorder the terms:
8 + -4x2 + 7x3 + (-1 + -5x2 + -2x3) = 0

Remove parenthesis around (-1 + -5x2 + -2x3)
8 + -4x2 + 7x3 + -1 + -5x2 + -2x3 = 0

Reorder the terms:
8 + -1 + -4x2 + -5x2 + 7x3 + -2x3 = 0

Combine like terms: 8 + -1 = 7
7 + -4x2 + -5x2 + 7x3 + -2x3 = 0

Combine like terms: -4x2 + -5x2 = -9x2
7 + -9x2 + 7x3 + -2x3 = 0

Combine like terms: 7x3 + -2x3 = 5x3
7 + -9x2 + 5x3 = 0

Solving
7 + -9x2 + 5x3 = 0

Solving for variable 'x'.

The solution to this equation could not be determined.

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