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

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


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

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

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

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

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

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

Combine like terms: -2 + 6 = 4
4 + x2 + -3x2 + 5x3 + 7x3 = 0

Combine like terms: x2 + -3x2 = -2x2
4 + -2x2 + 5x3 + 7x3 = 0

Combine like terms: 5x3 + 7x3 = 12x3
4 + -2x2 + 12x3 = 0

Solving
4 + -2x2 + 12x3 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '2'.
2(2 + -1x2 + 6x3) = 0

Ignore the factor 2.

Subproblem 1

Set the factor '(2 + -1x2 + 6x3)' equal to zero and attempt to solve: Simplifying 2 + -1x2 + 6x3 = 0 Solving 2 + -1x2 + 6x3 = 0 The solution to this equation could not be determined. This subproblem is being ignored because a solution could not be determined. The solution to this equation could not be determined.

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