(x-9)(3x-1)=

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Solution for (x-9)(3x-1)= equation:


Simplifying
(x + -9)(3x + -1) = 0

Reorder the terms:
(-9 + x)(3x + -1) = 0

Reorder the terms:
(-9 + x)(-1 + 3x) = 0

Multiply (-9 + x) * (-1 + 3x)
(-9(-1 + 3x) + x(-1 + 3x)) = 0
((-1 * -9 + 3x * -9) + x(-1 + 3x)) = 0
((9 + -27x) + x(-1 + 3x)) = 0
(9 + -27x + (-1 * x + 3x * x)) = 0
(9 + -27x + (-1x + 3x2)) = 0

Combine like terms: -27x + -1x = -28x
(9 + -28x + 3x2) = 0

Solving
9 + -28x + 3x2 = 0

Solving for variable 'x'.

Factor a trinomial.
(1 + -3x)(9 + -1x) = 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 '(9 + -1x)' equal to zero and attempt to solve: Simplifying 9 + -1x = 0 Solving 9 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-9' to each side of the equation. 9 + -9 + -1x = 0 + -9 Combine like terms: 9 + -9 = 0 0 + -1x = 0 + -9 -1x = 0 + -9 Combine like terms: 0 + -9 = -9 -1x = -9 Divide each side by '-1'. x = 9 Simplifying x = 9

Solution

x = {0.3333333333, 9}

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