(x+7)=-3x^2-26x-35

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Solution for (x+7)=-3x^2-26x-35 equation:


Simplifying
(x + 7) = -3x2 + -26x + -35

Reorder the terms:
(7 + x) = -3x2 + -26x + -35

Remove parenthesis around (7 + x)
7 + x = -3x2 + -26x + -35

Reorder the terms:
7 + x = -35 + -26x + -3x2

Solving
7 + x = -35 + -26x + -3x2

Solving for variable 'x'.

Reorder the terms:
7 + 35 + x + 26x + 3x2 = -35 + -26x + -3x2 + 35 + 26x + 3x2

Combine like terms: 7 + 35 = 42
42 + x + 26x + 3x2 = -35 + -26x + -3x2 + 35 + 26x + 3x2

Combine like terms: x + 26x = 27x
42 + 27x + 3x2 = -35 + -26x + -3x2 + 35 + 26x + 3x2

Reorder the terms:
42 + 27x + 3x2 = -35 + 35 + -26x + 26x + -3x2 + 3x2

Combine like terms: -35 + 35 = 0
42 + 27x + 3x2 = 0 + -26x + 26x + -3x2 + 3x2
42 + 27x + 3x2 = -26x + 26x + -3x2 + 3x2

Combine like terms: -26x + 26x = 0
42 + 27x + 3x2 = 0 + -3x2 + 3x2
42 + 27x + 3x2 = -3x2 + 3x2

Combine like terms: -3x2 + 3x2 = 0
42 + 27x + 3x2 = 0

Factor out the Greatest Common Factor (GCF), '3'.
3(14 + 9x + x2) = 0

Factor a trinomial.
3((7 + x)(2 + x)) = 0

Ignore the factor 3.

Subproblem 1

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

Subproblem 2

Set the factor '(2 + x)' equal to zero and attempt to solve: Simplifying 2 + x = 0 Solving 2 + x = 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 + x = 0 + -2 Combine like terms: 2 + -2 = 0 0 + x = 0 + -2 x = 0 + -2 Combine like terms: 0 + -2 = -2 x = -2 Simplifying x = -2

Solution

x = {-7, -2}

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