(6x^2-3x^3)-(9x^2-9x^3)=

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


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

Remove parenthesis around (6x2 + -3x3)
6x2 + -3x3 + -1(9x2 + -9x3) = 0
6x2 + -3x3 + (9x2 * -1 + -9x3 * -1) = 0
6x2 + -3x3 + (-9x2 + 9x3) = 0

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

Combine like terms: 6x2 + -9x2 = -3x2
-3x2 + -3x3 + 9x3 = 0

Combine like terms: -3x3 + 9x3 = 6x3
-3x2 + 6x3 = 0

Solving
-3x2 + 6x3 = 0

Solving for variable 'x'.

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

Ignore the factor 3.

Subproblem 1

Set the factor 'x2' equal to zero and attempt to solve: Simplifying x2 = 0 Solving x2 = 0 Move all terms containing x to the left, all other terms to the right. Simplifying x2 = 0 Take the square root of each side: x = {0}

Subproblem 2

Set the factor '(-1 + 2x)' equal to zero and attempt to solve: Simplifying -1 + 2x = 0 Solving -1 + 2x = 0 Move all terms containing x to the left, all other terms to the right. Add '1' to each side of the equation. -1 + 1 + 2x = 0 + 1 Combine like terms: -1 + 1 = 0 0 + 2x = 0 + 1 2x = 0 + 1 Combine like terms: 0 + 1 = 1 2x = 1 Divide each side by '2'. x = 0.5 Simplifying x = 0.5

Solution

x = {0, 0.5}

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