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

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


Simplifying
(3x3 + 3x2 + 9) + -1(5x3 + -7x2 + 6x + -9) = 0

Reorder the terms:
(9 + 3x2 + 3x3) + -1(5x3 + -7x2 + 6x + -9) = 0

Remove parenthesis around (9 + 3x2 + 3x3)
9 + 3x2 + 3x3 + -1(5x3 + -7x2 + 6x + -9) = 0

Reorder the terms:
9 + 3x2 + 3x3 + -1(-9 + 6x + -7x2 + 5x3) = 0
9 + 3x2 + 3x3 + (-9 * -1 + 6x * -1 + -7x2 * -1 + 5x3 * -1) = 0
9 + 3x2 + 3x3 + (9 + -6x + 7x2 + -5x3) = 0

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

Combine like terms: 9 + 9 = 18
18 + -6x + 3x2 + 7x2 + 3x3 + -5x3 = 0

Combine like terms: 3x2 + 7x2 = 10x2
18 + -6x + 10x2 + 3x3 + -5x3 = 0

Combine like terms: 3x3 + -5x3 = -2x3
18 + -6x + 10x2 + -2x3 = 0

Solving
18 + -6x + 10x2 + -2x3 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '2'.
2(9 + -3x + 5x2 + -1x3) = 0

Ignore the factor 2.

Subproblem 1

Set the factor '(9 + -3x + 5x2 + -1x3)' equal to zero and attempt to solve: Simplifying 9 + -3x + 5x2 + -1x3 = 0 Solving 9 + -3x + 5x2 + -1x3 = 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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