2x^2+18x+36=308

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Solution for 2x^2+18x+36=308 equation:


Simplifying
2x2 + 18x + 36 = 308

Reorder the terms:
36 + 18x + 2x2 = 308

Solving
36 + 18x + 2x2 = 308

Solving for variable 'x'.

Reorder the terms:
36 + -308 + 18x + 2x2 = 308 + -308

Combine like terms: 36 + -308 = -272
-272 + 18x + 2x2 = 308 + -308

Combine like terms: 308 + -308 = 0
-272 + 18x + 2x2 = 0

Factor out the Greatest Common Factor (GCF), '2'.
2(-136 + 9x + x2) = 0

Factor a trinomial.
2((-17 + -1x)(8 + -1x)) = 0

Ignore the factor 2.

Subproblem 1

Set the factor '(-17 + -1x)' equal to zero and attempt to solve: Simplifying -17 + -1x = 0 Solving -17 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '17' to each side of the equation. -17 + 17 + -1x = 0 + 17 Combine like terms: -17 + 17 = 0 0 + -1x = 0 + 17 -1x = 0 + 17 Combine like terms: 0 + 17 = 17 -1x = 17 Divide each side by '-1'. x = -17 Simplifying x = -17

Subproblem 2

Set the factor '(8 + -1x)' equal to zero and attempt to solve: Simplifying 8 + -1x = 0 Solving 8 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-8' to each side of the equation. 8 + -8 + -1x = 0 + -8 Combine like terms: 8 + -8 = 0 0 + -1x = 0 + -8 -1x = 0 + -8 Combine like terms: 0 + -8 = -8 -1x = -8 Divide each side by '-1'. x = 8 Simplifying x = 8

Solution

x = {-17, 8}

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