126=2x^2+10x+6x+30

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Solution for 126=2x^2+10x+6x+30 equation:


Simplifying
126 = 2x2 + 10x + 6x + 30

Reorder the terms:
126 = 30 + 10x + 6x + 2x2

Combine like terms: 10x + 6x = 16x
126 = 30 + 16x + 2x2

Solving
126 = 30 + 16x + 2x2

Solving for variable 'x'.

Combine like terms: 126 + -30 = 96
96 + -16x + -2x2 = 30 + 16x + 2x2 + -30 + -16x + -2x2

Reorder the terms:
96 + -16x + -2x2 = 30 + -30 + 16x + -16x + 2x2 + -2x2

Combine like terms: 30 + -30 = 0
96 + -16x + -2x2 = 0 + 16x + -16x + 2x2 + -2x2
96 + -16x + -2x2 = 16x + -16x + 2x2 + -2x2

Combine like terms: 16x + -16x = 0
96 + -16x + -2x2 = 0 + 2x2 + -2x2
96 + -16x + -2x2 = 2x2 + -2x2

Combine like terms: 2x2 + -2x2 = 0
96 + -16x + -2x2 = 0

Factor out the Greatest Common Factor (GCF), '2'.
2(48 + -8x + -1x2) = 0

Factor a trinomial.
2((4 + -1x)(12 + x)) = 0

Ignore the factor 2.

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 '(12 + x)' equal to zero and attempt to solve: Simplifying 12 + x = 0 Solving 12 + x = 0 Move all terms containing x to the left, all other terms to the right. Add '-12' to each side of the equation. 12 + -12 + x = 0 + -12 Combine like terms: 12 + -12 = 0 0 + x = 0 + -12 x = 0 + -12 Combine like terms: 0 + -12 = -12 x = -12 Simplifying x = -12

Solution

x = {4, -12}

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