=2x^2+10x+12

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Solution for =2x^2+10x+12 equation:


Simplifying
0 = 2x2 + 10x + 12

Reorder the terms:
0 = 12 + 10x + 2x2

Solving
0 = 12 + 10x + 2x2

Solving for variable 'x'.

Combine like terms: 0 + -12 = -12
-12 + -10x + -2x2 = 12 + 10x + 2x2 + -12 + -10x + -2x2

Reorder the terms:
-12 + -10x + -2x2 = 12 + -12 + 10x + -10x + 2x2 + -2x2

Combine like terms: 12 + -12 = 0
-12 + -10x + -2x2 = 0 + 10x + -10x + 2x2 + -2x2
-12 + -10x + -2x2 = 10x + -10x + 2x2 + -2x2

Combine like terms: 10x + -10x = 0
-12 + -10x + -2x2 = 0 + 2x2 + -2x2
-12 + -10x + -2x2 = 2x2 + -2x2

Combine like terms: 2x2 + -2x2 = 0
-12 + -10x + -2x2 = 0

Factor out the Greatest Common Factor (GCF), '-2'.
-2(6 + 5x + x2) = 0

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

Ignore the factor -2.

Subproblem 1

Set the factor '(3 + x)' equal to zero and attempt to solve: Simplifying 3 + x = 0 Solving 3 + x = 0 Move all terms containing x to the left, all other terms to the right. Add '-3' to each side of the equation. 3 + -3 + x = 0 + -3 Combine like terms: 3 + -3 = 0 0 + x = 0 + -3 x = 0 + -3 Combine like terms: 0 + -3 = -3 x = -3 Simplifying x = -3

Subproblem 2

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

Solution

x = {-3, -2}

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