6(2-x)(x+7)=0

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Solution for 6(2-x)(x+7)=0 equation:


Simplifying
6(2 + -1x)(x + 7) = 0

Reorder the terms:
6(2 + -1x)(7 + x) = 0

Multiply (2 + -1x) * (7 + x)
6(2(7 + x) + -1x * (7 + x)) = 0
6((7 * 2 + x * 2) + -1x * (7 + x)) = 0
6((14 + 2x) + -1x * (7 + x)) = 0
6(14 + 2x + (7 * -1x + x * -1x)) = 0
6(14 + 2x + (-7x + -1x2)) = 0

Combine like terms: 2x + -7x = -5x
6(14 + -5x + -1x2) = 0
(14 * 6 + -5x * 6 + -1x2 * 6) = 0
(84 + -30x + -6x2) = 0

Solving
84 + -30x + -6x2 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '6'.
6(14 + -5x + -1x2) = 0

Factor a trinomial.
6((2 + -1x)(7 + x)) = 0

Ignore the factor 6.

Subproblem 1

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

Subproblem 2

Set the factor '(7 + x)' equal to zero and attempt to solve: Simplifying 7 + x = 0 Solving 7 + x = 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 + x = 0 + -7 Combine like terms: 7 + -7 = 0 0 + x = 0 + -7 x = 0 + -7 Combine like terms: 0 + -7 = -7 x = -7 Simplifying x = -7

Solution

x = {2, -7}

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