9x^2-4x=2x-1

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Solution for 9x^2-4x=2x-1 equation:


Simplifying
9x2 + -4x = 2x + -1

Reorder the terms:
-4x + 9x2 = 2x + -1

Reorder the terms:
-4x + 9x2 = -1 + 2x

Solving
-4x + 9x2 = -1 + 2x

Solving for variable 'x'.

Reorder the terms:
1 + -4x + -2x + 9x2 = -1 + 2x + 1 + -2x

Combine like terms: -4x + -2x = -6x
1 + -6x + 9x2 = -1 + 2x + 1 + -2x

Reorder the terms:
1 + -6x + 9x2 = -1 + 1 + 2x + -2x

Combine like terms: -1 + 1 = 0
1 + -6x + 9x2 = 0 + 2x + -2x
1 + -6x + 9x2 = 2x + -2x

Combine like terms: 2x + -2x = 0
1 + -6x + 9x2 = 0

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

Subproblem 1

Set the factor '(1 + -3x)' equal to zero and attempt to solve: Simplifying 1 + -3x = 0 Solving 1 + -3x = 0 Move all terms containing x to the left, all other terms to the right. Add '-1' to each side of the equation. 1 + -1 + -3x = 0 + -1 Combine like terms: 1 + -1 = 0 0 + -3x = 0 + -1 -3x = 0 + -1 Combine like terms: 0 + -1 = -1 -3x = -1 Divide each side by '-3'. x = 0.3333333333 Simplifying x = 0.3333333333

Subproblem 2

Set the factor '(1 + -3x)' equal to zero and attempt to solve: Simplifying 1 + -3x = 0 Solving 1 + -3x = 0 Move all terms containing x to the left, all other terms to the right. Add '-1' to each side of the equation. 1 + -1 + -3x = 0 + -1 Combine like terms: 1 + -1 = 0 0 + -3x = 0 + -1 -3x = 0 + -1 Combine like terms: 0 + -1 = -1 -3x = -1 Divide each side by '-3'. x = 0.3333333333 Simplifying x = 0.3333333333

Solution

x = {0.3333333333, 0.3333333333}

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