12x(-x-3)(10-x)=0

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Solution for 12x(-x-3)(10-x)=0 equation:


Simplifying
12x(-1x + -3)(10 + -1x) = 0

Reorder the terms:
12x(-3 + -1x)(10 + -1x) = 0

Multiply (-3 + -1x) * (10 + -1x)
12x(-3(10 + -1x) + -1x * (10 + -1x)) = 0
12x((10 * -3 + -1x * -3) + -1x * (10 + -1x)) = 0
12x((-30 + 3x) + -1x * (10 + -1x)) = 0
12x(-30 + 3x + (10 * -1x + -1x * -1x)) = 0
12x(-30 + 3x + (-10x + 1x2)) = 0

Combine like terms: 3x + -10x = -7x
12x(-30 + -7x + 1x2) = 0
(-30 * 12x + -7x * 12x + 1x2 * 12x) = 0
(-360x + -84x2 + 12x3) = 0

Solving
-360x + -84x2 + 12x3 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '12x'.
12x(-30 + -7x + x2) = 0

Factor a trinomial.
12x((-3 + -1x)(10 + -1x)) = 0

Ignore the factor 12.

Subproblem 1

Set the factor 'x' equal to zero and attempt to solve: Simplifying x = 0 Solving x = 0 Move all terms containing x to the left, all other terms to the right. Simplifying x = 0

Subproblem 2

Set the factor '(-3 + -1x)' equal to zero and attempt to solve: Simplifying -3 + -1x = 0 Solving -3 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '3' to each side of the equation. -3 + 3 + -1x = 0 + 3 Combine like terms: -3 + 3 = 0 0 + -1x = 0 + 3 -1x = 0 + 3 Combine like terms: 0 + 3 = 3 -1x = 3 Divide each side by '-1'. x = -3 Simplifying x = -3

Subproblem 3

Set the factor '(10 + -1x)' equal to zero and attempt to solve: Simplifying 10 + -1x = 0 Solving 10 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-10' to each side of the equation. 10 + -10 + -1x = 0 + -10 Combine like terms: 10 + -10 = 0 0 + -1x = 0 + -10 -1x = 0 + -10 Combine like terms: 0 + -10 = -10 -1x = -10 Divide each side by '-1'. x = 10 Simplifying x = 10

Solution

x = {0, -3, 10}

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