3x^2-5x-10=x^2+3x+14

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Solution for 3x^2-5x-10=x^2+3x+14 equation:


Simplifying
3x2 + -5x + -10 = x2 + 3x + 14

Reorder the terms:
-10 + -5x + 3x2 = x2 + 3x + 14

Reorder the terms:
-10 + -5x + 3x2 = 14 + 3x + x2

Solving
-10 + -5x + 3x2 = 14 + 3x + x2

Solving for variable 'x'.

Reorder the terms:
-10 + -14 + -5x + -3x + 3x2 + -1x2 = 14 + 3x + x2 + -14 + -3x + -1x2

Combine like terms: -10 + -14 = -24
-24 + -5x + -3x + 3x2 + -1x2 = 14 + 3x + x2 + -14 + -3x + -1x2

Combine like terms: -5x + -3x = -8x
-24 + -8x + 3x2 + -1x2 = 14 + 3x + x2 + -14 + -3x + -1x2

Combine like terms: 3x2 + -1x2 = 2x2
-24 + -8x + 2x2 = 14 + 3x + x2 + -14 + -3x + -1x2

Reorder the terms:
-24 + -8x + 2x2 = 14 + -14 + 3x + -3x + x2 + -1x2

Combine like terms: 14 + -14 = 0
-24 + -8x + 2x2 = 0 + 3x + -3x + x2 + -1x2
-24 + -8x + 2x2 = 3x + -3x + x2 + -1x2

Combine like terms: 3x + -3x = 0
-24 + -8x + 2x2 = 0 + x2 + -1x2
-24 + -8x + 2x2 = x2 + -1x2

Combine like terms: x2 + -1x2 = 0
-24 + -8x + 2x2 = 0

Factor out the Greatest Common Factor (GCF), '2'.
2(-12 + -4x + x2) = 0

Factor a trinomial.
2((-2 + -1x)(6 + -1x)) = 0

Ignore the factor 2.

Subproblem 1

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

Subproblem 2

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

Solution

x = {-2, 6}

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