=x^2-5x-6

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Solution for =x^2-5x-6 equation:


Simplifying
0 = x2 + -5x + -6

Reorder the terms:
0 = -6 + -5x + x2

Solving
0 = -6 + -5x + x2

Solving for variable 'x'.

Combine like terms: 0 + 6 = 6
6 + 5x + -1x2 = -6 + -5x + x2 + 6 + 5x + -1x2

Reorder the terms:
6 + 5x + -1x2 = -6 + 6 + -5x + 5x + x2 + -1x2

Combine like terms: -6 + 6 = 0
6 + 5x + -1x2 = 0 + -5x + 5x + x2 + -1x2
6 + 5x + -1x2 = -5x + 5x + x2 + -1x2

Combine like terms: -5x + 5x = 0
6 + 5x + -1x2 = 0 + x2 + -1x2
6 + 5x + -1x2 = x2 + -1x2

Combine like terms: x2 + -1x2 = 0
6 + 5x + -1x2 = 0

Factor a trinomial.
(6 + -1x)(1 + x) = 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 '(1 + x)' equal to zero and attempt to solve: Simplifying 1 + x = 0 Solving 1 + x = 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 + x = 0 + -1 Combine like terms: 1 + -1 = 0 0 + x = 0 + -1 x = 0 + -1 Combine like terms: 0 + -1 = -1 x = -1 Simplifying x = -1

Solution

x = {6, -1}

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