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

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


Simplifying
(5x3 + 3x2 + -7) + (2x3 + -3x + 9) = 0

Reorder the terms:
(-7 + 3x2 + 5x3) + (2x3 + -3x + 9) = 0

Remove parenthesis around (-7 + 3x2 + 5x3)
-7 + 3x2 + 5x3 + (2x3 + -3x + 9) = 0

Reorder the terms:
-7 + 3x2 + 5x3 + (9 + -3x + 2x3) = 0

Remove parenthesis around (9 + -3x + 2x3)
-7 + 3x2 + 5x3 + 9 + -3x + 2x3 = 0

Reorder the terms:
-7 + 9 + -3x + 3x2 + 5x3 + 2x3 = 0

Combine like terms: -7 + 9 = 2
2 + -3x + 3x2 + 5x3 + 2x3 = 0

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

Solving
2 + -3x + 3x2 + 7x3 = 0

Solving for variable 'x'.

The solution to this equation could not be determined.

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