(-3x^4+9x^3-4x-4)+(5x^2+7x-6)=

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Solution for (-3x^4+9x^3-4x-4)+(5x^2+7x-6)= equation: 


Simplifying
(-3x4 + 9x3 + -4x + -4) + (5x2 + 7x + -6) = 0

Reorder the terms:
(-4 + -4x + 9x3 + -3x4) + (5x2 + 7x + -6) = 0

Remove parenthesis around (-4 + -4x + 9x3 + -3x4)
-4 + -4x + 9x3 + -3x4 + (5x2 + 7x + -6) = 0

Reorder the terms:
-4 + -4x + 9x3 + -3x4 + (-6 + 7x + 5x2) = 0

Remove parenthesis around (-6 + 7x + 5x2)
-4 + -4x + 9x3 + -3x4 + -6 + 7x + 5x2 = 0

Reorder the terms:
-4 + -6 + -4x + 7x + 5x2 + 9x3 + -3x4 = 0

Combine like terms: -4 + -6 = -10
-10 + -4x + 7x + 5x2 + 9x3 + -3x4 = 0

Combine like terms: -4x + 7x = 3x
-10 + 3x + 5x2 + 9x3 + -3x4 = 0

Solving
-10 + 3x + 5x2 + 9x3 + -3x4 = 0

Solving for variable 'x'.

The solution to this equation could not be determined.

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