2x^2+x+121+x^2-2x+49=180

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Solution for 2x^2+x+121+x^2-2x+49=180 equation:


Simplifying
2x2 + x + 121 + x2 + -2x + 49 = 180

Reorder the terms:
121 + 49 + x + -2x + 2x2 + x2 = 180

Combine like terms: 121 + 49 = 170
170 + x + -2x + 2x2 + x2 = 180

Combine like terms: x + -2x = -1x
170 + -1x + 2x2 + x2 = 180

Combine like terms: 2x2 + x2 = 3x2
170 + -1x + 3x2 = 180

Solving
170 + -1x + 3x2 = 180

Solving for variable 'x'.

Reorder the terms:
170 + -180 + -1x + 3x2 = 180 + -180

Combine like terms: 170 + -180 = -10
-10 + -1x + 3x2 = 180 + -180

Combine like terms: 180 + -180 = 0
-10 + -1x + 3x2 = 0

Factor a trinomial.
(-5 + -3x)(2 + -1x) = 0

Subproblem 1

Set the factor '(-5 + -3x)' equal to zero and attempt to solve: Simplifying -5 + -3x = 0 Solving -5 + -3x = 0 Move all terms containing x to the left, all other terms to the right. Add '5' to each side of the equation. -5 + 5 + -3x = 0 + 5 Combine like terms: -5 + 5 = 0 0 + -3x = 0 + 5 -3x = 0 + 5 Combine like terms: 0 + 5 = 5 -3x = 5 Divide each side by '-3'. x = -1.666666667 Simplifying x = -1.666666667

Subproblem 2

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

Solution

x = {-1.666666667, 2}

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