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

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


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

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

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

Multiply (-2 + 7x) * (6 + x)
(-2(6 + x) + 7x * (6 + x)) = 0
((6 * -2 + x * -2) + 7x * (6 + x)) = 0
((-12 + -2x) + 7x * (6 + x)) = 0
(-12 + -2x + (6 * 7x + x * 7x)) = 0
(-12 + -2x + (42x + 7x2)) = 0

Combine like terms: -2x + 42x = 40x
(-12 + 40x + 7x2) = 0

Solving
-12 + 40x + 7x2 = 0

Solving for variable 'x'.

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

Subproblem 1

Set the factor '(-6 + -1x)' equal to zero and attempt to solve: Simplifying -6 + -1x = 0 Solving -6 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '6' to each side of the equation. -6 + 6 + -1x = 0 + 6 Combine like terms: -6 + 6 = 0 0 + -1x = 0 + 6 -1x = 0 + 6 Combine like terms: 0 + 6 = 6 -1x = 6 Divide each side by '-1'. x = -6 Simplifying x = -6

Subproblem 2

Set the factor '(2 + -7x)' equal to zero and attempt to solve: Simplifying 2 + -7x = 0 Solving 2 + -7x = 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 + -7x = 0 + -2 Combine like terms: 2 + -2 = 0 0 + -7x = 0 + -2 -7x = 0 + -2 Combine like terms: 0 + -2 = -2 -7x = -2 Divide each side by '-7'. x = 0.2857142857 Simplifying x = 0.2857142857

Solution

x = {-6, 0.2857142857}

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