(4x-6)(x-9)=

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Solution for (4x-6)(x-9)= equation:


Simplifying
(4x + -6)(x + -9) = 0

Reorder the terms:
(-6 + 4x)(x + -9) = 0

Reorder the terms:
(-6 + 4x)(-9 + x) = 0

Multiply (-6 + 4x) * (-9 + x)
(-6(-9 + x) + 4x * (-9 + x)) = 0
((-9 * -6 + x * -6) + 4x * (-9 + x)) = 0
((54 + -6x) + 4x * (-9 + x)) = 0
(54 + -6x + (-9 * 4x + x * 4x)) = 0
(54 + -6x + (-36x + 4x2)) = 0

Combine like terms: -6x + -36x = -42x
(54 + -42x + 4x2) = 0

Solving
54 + -42x + 4x2 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '2'.
2(27 + -21x + 2x2) = 0

Factor a trinomial.
2((3 + -2x)(9 + -1x)) = 0

Ignore the factor 2.

Subproblem 1

Set the factor '(3 + -2x)' equal to zero and attempt to solve: Simplifying 3 + -2x = 0 Solving 3 + -2x = 0 Move all terms containing x to the left, all other terms to the right. Add '-3' to each side of the equation. 3 + -3 + -2x = 0 + -3 Combine like terms: 3 + -3 = 0 0 + -2x = 0 + -3 -2x = 0 + -3 Combine like terms: 0 + -3 = -3 -2x = -3 Divide each side by '-2'. x = 1.5 Simplifying x = 1.5

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 = {1.5, 9}

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