(3x^3-x^2-7)-(x^3-x^2+6x+1)=

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Solution for (3x^3-x^2-7)-(x^3-x^2+6x+1)= equation:


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

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

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

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

Reorder the terms:
-7 + -1 + -6x + -1x2 + 1x2 + 3x3 + -1x3 = 0

Combine like terms: -7 + -1 = -8
-8 + -6x + -1x2 + 1x2 + 3x3 + -1x3 = 0

Combine like terms: -1x2 + 1x2 = 0
-8 + -6x + 0 + 3x3 + -1x3 = 0
-8 + -6x + 3x3 + -1x3 = 0

Combine like terms: 3x3 + -1x3 = 2x3
-8 + -6x + 2x3 = 0

Solving
-8 + -6x + 2x3 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '2'.
2(-4 + -3x + x3) = 0

Ignore the factor 2.

Subproblem 1

Set the factor '(-4 + -3x + x3)' equal to zero and attempt to solve: Simplifying -4 + -3x + x3 = 0 Solving -4 + -3x + x3 = 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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