x^2-x-42=6x+2

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Solution for x^2-x-42=6x+2 equation: 


Simplifying
x2 + -1x + -42 = 6x + 2

Reorder the terms:
-42 + -1x + x2 = 6x + 2

Reorder the terms:
-42 + -1x + x2 = 2 + 6x

Solving
-42 + -1x + x2 = 2 + 6x

Solving for variable 'x'.

Reorder the terms:
-42 + -2 + -1x + -6x + x2 = 2 + 6x + -2 + -6x

Combine like terms: -42 + -2 = -44
-44 + -1x + -6x + x2 = 2 + 6x + -2 + -6x

Combine like terms: -1x + -6x = -7x
-44 + -7x + x2 = 2 + 6x + -2 + -6x

Reorder the terms:
-44 + -7x + x2 = 2 + -2 + 6x + -6x

Combine like terms: 2 + -2 = 0
-44 + -7x + x2 = 0 + 6x + -6x
-44 + -7x + x2 = 6x + -6x

Combine like terms: 6x + -6x = 0
-44 + -7x + x2 = 0

Factor a trinomial.
(-4 + -1x)(11 + -1x) = 0


Subproblem 1
Set the factor '(-4 + -1x)' equal to zero and attempt to solve:

Simplifying
-4 + -1x = 0

Solving
-4 + -1x = 0

Move all terms containing x to the left, all other terms to the right.

Add '4' to each side of the equation.
-4 + 4 + -1x = 0 + 4

Combine like terms: -4 + 4 = 0
0 + -1x = 0 + 4
-1x = 0 + 4

Combine like terms: 0 + 4 = 4
-1x = 4

Divide each side by '-1'.
x = -4

Simplifying
x = -4

Subproblem 2
Set the factor '(11 + -1x)' equal to zero and attempt to solve:

Simplifying
11 + -1x = 0

Solving
11 + -1x = 0

Move all terms containing x to the left, all other terms to the right.

Add '-11' to each side of the equation.
11 + -11 + -1x = 0 + -11

Combine like terms: 11 + -11 = 0
0 + -1x = 0 + -11
-1x = 0 + -11

Combine like terms: 0 + -11 = -11
-1x = -11

Divide each side by '-1'.
x = 11

Simplifying
x = 11
Solution
x = {-4, 11}

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