-12x^4+84x^3=0

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Solution for -12x^4+84x^3=0 equation:


Simplifying
-12x4 + 84x3 = 0

Reorder the terms:
84x3 + -12x4 = 0

Solving
84x3 + -12x4 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '12x3'.
12x3(7 + -1x) = 0

Ignore the factor 12.

Subproblem 1

Set the factor 'x3' equal to zero and attempt to solve: Simplifying x3 = 0 Solving x3 = 0 Move all terms containing x to the left, all other terms to the right. Simplifying x3 = 0 The solution to this equation could not be determined. This subproblem is being ignored because a solution could not be determined.

Subproblem 2

Set the factor '(7 + -1x)' equal to zero and attempt to solve: Simplifying 7 + -1x = 0 Solving 7 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-7' to each side of the equation. 7 + -7 + -1x = 0 + -7 Combine like terms: 7 + -7 = 0 0 + -1x = 0 + -7 -1x = 0 + -7 Combine like terms: 0 + -7 = -7 -1x = -7 Divide each side by '-1'. x = 7 Simplifying x = 7

Solution

x = {7}

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