(4x-5)(6x+5)=0

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Solution for (4x-5)(6x+5)=0 equation: 


Simplifying
(4x + -5)(6x + 5) = 0

Reorder the terms:
(-5 + 4x)(6x + 5) = 0

Reorder the terms:
(-5 + 4x)(5 + 6x) = 0

Multiply (-5 + 4x) * (5 + 6x)
(-5(5 + 6x) + 4x * (5 + 6x)) = 0
((5 * -5 + 6x * -5) + 4x * (5 + 6x)) = 0
((-25 + -30x) + 4x * (5 + 6x)) = 0
(-25 + -30x + (5 * 4x + 6x * 4x)) = 0
(-25 + -30x + (20x + 24x2)) = 0

Combine like terms: -30x + 20x = -10x
(-25 + -10x + 24x2) = 0

Solving
-25 + -10x + 24x2 = 0

Solving for variable 'x'.

Factor a trinomial.
(-5 + -6x)(5 + -4x) = 0


Subproblem 1
Set the factor '(-5 + -6x)' equal to zero and attempt to solve:

Simplifying
-5 + -6x = 0

Solving
-5 + -6x = 0

Move all terms containing x to the left, all other terms to the right.

Add '5' to each side of the equation.
-5 + 5 + -6x = 0 + 5

Combine like terms: -5 + 5 = 0
0 + -6x = 0 + 5
-6x = 0 + 5

Combine like terms: 0 + 5 = 5
-6x = 5

Divide each side by '-6'.
x = -0.8333333333

Simplifying
x = -0.8333333333

Subproblem 2
Set the factor '(5 + -4x)' equal to zero and attempt to solve:

Simplifying
5 + -4x = 0

Solving
5 + -4x = 0

Move all terms containing x to the left, all other terms to the right.

Add '-5' to each side of the equation.
5 + -5 + -4x = 0 + -5

Combine like terms: 5 + -5 = 0
0 + -4x = 0 + -5
-4x = 0 + -5

Combine like terms: 0 + -5 = -5
-4x = -5

Divide each side by '-4'.
x = 1.25

Simplifying
x = 1.25
Solution
x = {-0.8333333333, 1.25}

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