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

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


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

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

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

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

Combine like terms: 7x + -42x = -35x
(42 + -35x + -7x2) = 0

Solving
42 + -35x + -7x2 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '7'.
7(6 + -5x + -1x2) = 0

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

Ignore the factor 7.

Subproblem 1

Set the factor '(1 + -1x)' equal to zero and attempt to solve: Simplifying 1 + -1x = 0 Solving 1 + -1x = 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 + -1x = 0 + -1 Combine like terms: 1 + -1 = 0 0 + -1x = 0 + -1 -1x = 0 + -1 Combine like terms: 0 + -1 = -1 -1x = -1 Divide each side by '-1'. x = 1 Simplifying x = 1

Subproblem 2

Set the factor '(6 + x)' equal to zero and attempt to solve: Simplifying 6 + x = 0 Solving 6 + x = 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 + x = 0 + -6 Combine like terms: 6 + -6 = 0 0 + x = 0 + -6 x = 0 + -6 Combine like terms: 0 + -6 = -6 x = -6 Simplifying x = -6

Solution

x = {1, -6}

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