(-5x^2-3x-7)+(-2x^3+6x^2-8)=

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Solution for (-5x^2-3x-7)+(-2x^3+6x^2-8)= equation: 


Simplifying
(-5x2 + -3x + -7) + (-2x3 + 6x2 + -8) = 0

Reorder the terms:
(-7 + -3x + -5x2) + (-2x3 + 6x2 + -8) = 0

Remove parenthesis around (-7 + -3x + -5x2)
-7 + -3x + -5x2 + (-2x3 + 6x2 + -8) = 0

Reorder the terms:
-7 + -3x + -5x2 + (-8 + 6x2 + -2x3) = 0

Remove parenthesis around (-8 + 6x2 + -2x3)
-7 + -3x + -5x2 + -8 + 6x2 + -2x3 = 0

Reorder the terms:
-7 + -8 + -3x + -5x2 + 6x2 + -2x3 = 0

Combine like terms: -7 + -8 = -15
-15 + -3x + -5x2 + 6x2 + -2x3 = 0

Combine like terms: -5x2 + 6x2 = 1x2
-15 + -3x + 1x2 + -2x3 = 0

Solving
-15 + -3x + 1x2 + -2x3 = 0

Solving for variable 'x'.

The solution to this equation could not be determined.

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