(12x^5-9x^3+3)+(7x^4+12x^3-5x)+(15x^3+8x^2+9)=

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Solution for (12x^5-9x^3+3)+(7x^4+12x^3-5x)+(15x^3+8x^2+9)= equation: 


Simplifying
(12x5 + -9x3 + 3) + (7x4 + 12x3 + -5x) + (15x3 + 8x2 + 9) = 0

Reorder the terms:
(3 + -9x3 + 12x5) + (7x4 + 12x3 + -5x) + (15x3 + 8x2 + 9) = 0

Remove parenthesis around (3 + -9x3 + 12x5)
3 + -9x3 + 12x5 + (7x4 + 12x3 + -5x) + (15x3 + 8x2 + 9) = 0

Reorder the terms:
3 + -9x3 + 12x5 + (-5x + 12x3 + 7x4) + (15x3 + 8x2 + 9) = 0

Remove parenthesis around (-5x + 12x3 + 7x4)
3 + -9x3 + 12x5 + -5x + 12x3 + 7x4 + (15x3 + 8x2 + 9) = 0

Reorder the terms:
3 + -9x3 + 12x5 + -5x + 12x3 + 7x4 + (9 + 8x2 + 15x3) = 0

Remove parenthesis around (9 + 8x2 + 15x3)
3 + -9x3 + 12x5 + -5x + 12x3 + 7x4 + 9 + 8x2 + 15x3 = 0

Reorder the terms:
3 + 9 + -5x + 8x2 + -9x3 + 12x3 + 15x3 + 7x4 + 12x5 = 0

Combine like terms: 3 + 9 = 12
12 + -5x + 8x2 + -9x3 + 12x3 + 15x3 + 7x4 + 12x5 = 0

Combine like terms: -9x3 + 12x3 = 3x3
12 + -5x + 8x2 + 3x3 + 15x3 + 7x4 + 12x5 = 0

Combine like terms: 3x3 + 15x3 = 18x3
12 + -5x + 8x2 + 18x3 + 7x4 + 12x5 = 0

Solving
12 + -5x + 8x2 + 18x3 + 7x4 + 12x5 = 0

Solving for variable 'x'.

The solution to this equation could not be determined.

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