81x^2+198x+121=0

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Solution for 81x^2+198x+121=0 equation:


Simplifying
81x2 + 198x + 121 = 0

Reorder the terms:
121 + 198x + 81x2 = 0

Solving
121 + 198x + 81x2 = 0

Solving for variable 'x'.

Factor a trinomial.
(11 + 9x)(11 + 9x) = 0

Subproblem 1

Set the factor '(11 + 9x)' equal to zero and attempt to solve: Simplifying 11 + 9x = 0 Solving 11 + 9x = 0 Move all terms containing x to the left, all other terms to the right. Add '-11' to each side of the equation. 11 + -11 + 9x = 0 + -11 Combine like terms: 11 + -11 = 0 0 + 9x = 0 + -11 9x = 0 + -11 Combine like terms: 0 + -11 = -11 9x = -11 Divide each side by '9'. x = -1.222222222 Simplifying x = -1.222222222

Subproblem 2

Set the factor '(11 + 9x)' equal to zero and attempt to solve: Simplifying 11 + 9x = 0 Solving 11 + 9x = 0 Move all terms containing x to the left, all other terms to the right. Add '-11' to each side of the equation. 11 + -11 + 9x = 0 + -11 Combine like terms: 11 + -11 = 0 0 + 9x = 0 + -11 9x = 0 + -11 Combine like terms: 0 + -11 = -11 9x = -11 Divide each side by '9'. x = -1.222222222 Simplifying x = -1.222222222

Solution

x = {-1.222222222, -1.222222222}

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