2X^2+2X+1=113

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Solution for 2X^2+2X+1=113 equation:


Simplifying
2X2 + 2X + 1 = 113

Reorder the terms:
1 + 2X + 2X2 = 113

Solving
1 + 2X + 2X2 = 113

Solving for variable 'X'.

Reorder the terms:
1 + -113 + 2X + 2X2 = 113 + -113

Combine like terms: 1 + -113 = -112
-112 + 2X + 2X2 = 113 + -113

Combine like terms: 113 + -113 = 0
-112 + 2X + 2X2 = 0

Factor out the Greatest Common Factor (GCF), '2'.
2(-56 + X + X2) = 0

Factor a trinomial.
2((-8 + -1X)(7 + -1X)) = 0

Ignore the factor 2.

Subproblem 1

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

Subproblem 2

Set the factor '(7 + -1X)' equal to zero and attempt to solve: Simplifying 7 + -1X = 0 Solving 7 + -1X = 0 Move all terms containing X to the left, all other terms to the right. Add '-7' to each side of the equation. 7 + -7 + -1X = 0 + -7 Combine like terms: 7 + -7 = 0 0 + -1X = 0 + -7 -1X = 0 + -7 Combine like terms: 0 + -7 = -7 -1X = -7 Divide each side by '-1'. X = 7 Simplifying X = 7

Solution

X = {-8, 7}

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