x^2-6x+4x-14=9x-42

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Solution for x^2-6x+4x-14=9x-42 equation:


Simplifying
x2 + -6x + 4x + -14 = 9x + -42

Reorder the terms:
-14 + -6x + 4x + x2 = 9x + -42

Combine like terms: -6x + 4x = -2x
-14 + -2x + x2 = 9x + -42

Reorder the terms:
-14 + -2x + x2 = -42 + 9x

Solving
-14 + -2x + x2 = -42 + 9x

Solving for variable 'x'.

Reorder the terms:
-14 + 42 + -2x + -9x + x2 = -42 + 9x + 42 + -9x

Combine like terms: -14 + 42 = 28
28 + -2x + -9x + x2 = -42 + 9x + 42 + -9x

Combine like terms: -2x + -9x = -11x
28 + -11x + x2 = -42 + 9x + 42 + -9x

Reorder the terms:
28 + -11x + x2 = -42 + 42 + 9x + -9x

Combine like terms: -42 + 42 = 0
28 + -11x + x2 = 0 + 9x + -9x
28 + -11x + x2 = 9x + -9x

Combine like terms: 9x + -9x = 0
28 + -11x + x2 = 0

Factor a trinomial.
(4 + -1x)(7 + -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 '(7 + -1x)' equal to zero and attempt to solve: Simplifying 7 + -1x = 0 Solving 7 + -1x = 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 + -1x = 0 + -7 Combine like terms: 7 + -7 = 0 0 + -1x = 0 + -7 -1x = 0 + -7 Combine like terms: 0 + -7 = -7 -1x = -7 Divide each side by '-1'. x = 7 Simplifying x = 7

Solution

x = {4, 7}

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