(4x-9)(2x+11)=0

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Solution for (4x-9)(2x+11)=0 equation: 


Simplifying
(4x + -9)(2x + 11) = 0

Reorder the terms:
(-9 + 4x)(2x + 11) = 0

Reorder the terms:
(-9 + 4x)(11 + 2x) = 0

Multiply (-9 + 4x) * (11 + 2x)
(-9(11 + 2x) + 4x * (11 + 2x)) = 0
((11 * -9 + 2x * -9) + 4x * (11 + 2x)) = 0
((-99 + -18x) + 4x * (11 + 2x)) = 0
(-99 + -18x + (11 * 4x + 2x * 4x)) = 0
(-99 + -18x + (44x + 8x2)) = 0

Combine like terms: -18x + 44x = 26x
(-99 + 26x + 8x2) = 0

Solving
-99 + 26x + 8x2 = 0

Solving for variable 'x'.

Factor a trinomial.
(-11 + -2x)(9 + -4x) = 0


Subproblem 1
Set the factor '(-11 + -2x)' equal to zero and attempt to solve:

Simplifying
-11 + -2x = 0

Solving
-11 + -2x = 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 + -2x = 0 + 11

Combine like terms: -11 + 11 = 0
0 + -2x = 0 + 11
-2x = 0 + 11

Combine like terms: 0 + 11 = 11
-2x = 11

Divide each side by '-2'.
x = -5.5

Simplifying
x = -5.5

Subproblem 2
Set the factor '(9 + -4x)' equal to zero and attempt to solve:

Simplifying
9 + -4x = 0

Solving
9 + -4x = 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 + -4x = 0 + -9

Combine like terms: 9 + -9 = 0
0 + -4x = 0 + -9
-4x = 0 + -9

Combine like terms: 0 + -9 = -9
-4x = -9

Divide each side by '-4'.
x = 2.25

Simplifying
x = 2.25
Solution
x = {-5.5, 2.25}

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