6x^2-9x-7=x-3

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Solution for 6x^2-9x-7=x-3 equation:


Simplifying
6x2 + -9x + -7 = x + -3

Reorder the terms:
-7 + -9x + 6x2 = x + -3

Reorder the terms:
-7 + -9x + 6x2 = -3 + x

Solving
-7 + -9x + 6x2 = -3 + x

Solving for variable 'x'.

Reorder the terms:
-7 + 3 + -9x + -1x + 6x2 = -3 + x + 3 + -1x

Combine like terms: -7 + 3 = -4
-4 + -9x + -1x + 6x2 = -3 + x + 3 + -1x

Combine like terms: -9x + -1x = -10x
-4 + -10x + 6x2 = -3 + x + 3 + -1x

Reorder the terms:
-4 + -10x + 6x2 = -3 + 3 + x + -1x

Combine like terms: -3 + 3 = 0
-4 + -10x + 6x2 = 0 + x + -1x
-4 + -10x + 6x2 = x + -1x

Combine like terms: x + -1x = 0
-4 + -10x + 6x2 = 0

Factor out the Greatest Common Factor (GCF), '2'.
2(-2 + -5x + 3x2) = 0

Factor a trinomial.
2((-1 + -3x)(2 + -1x)) = 0

Ignore the factor 2.

Subproblem 1

Set the factor '(-1 + -3x)' equal to zero and attempt to solve: Simplifying -1 + -3x = 0 Solving -1 + -3x = 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 + -3x = 0 + 1 Combine like terms: -1 + 1 = 0 0 + -3x = 0 + 1 -3x = 0 + 1 Combine like terms: 0 + 1 = 1 -3x = 1 Divide each side by '-3'. x = -0.3333333333 Simplifying x = -0.3333333333

Subproblem 2

Set the factor '(2 + -1x)' equal to zero and attempt to solve: Simplifying 2 + -1x = 0 Solving 2 + -1x = 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 + -1x = 0 + -2 Combine like terms: 2 + -2 = 0 0 + -1x = 0 + -2 -1x = 0 + -2 Combine like terms: 0 + -2 = -2 -1x = -2 Divide each side by '-1'. x = 2 Simplifying x = 2

Solution

x = {-0.3333333333, 2}

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