(5x-6)(6x+7)=0

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Solution for (5x-6)(6x+7)=0 equation: 


Simplifying
(5x + -6)(6x + 7) = 0

Reorder the terms:
(-6 + 5x)(6x + 7) = 0

Reorder the terms:
(-6 + 5x)(7 + 6x) = 0

Multiply (-6 + 5x) * (7 + 6x)
(-6(7 + 6x) + 5x * (7 + 6x)) = 0
((7 * -6 + 6x * -6) + 5x * (7 + 6x)) = 0
((-42 + -36x) + 5x * (7 + 6x)) = 0
(-42 + -36x + (7 * 5x + 6x * 5x)) = 0
(-42 + -36x + (35x + 30x2)) = 0

Combine like terms: -36x + 35x = -1x
(-42 + -1x + 30x2) = 0

Solving
-42 + -1x + 30x2 = 0

Solving for variable 'x'.

Factor a trinomial.
(-7 + -6x)(6 + -5x) = 0


Subproblem 1
Set the factor '(-7 + -6x)' equal to zero and attempt to solve:

Simplifying
-7 + -6x = 0

Solving
-7 + -6x = 0

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

Add '7' to each side of the equation.
-7 + 7 + -6x = 0 + 7

Combine like terms: -7 + 7 = 0
0 + -6x = 0 + 7
-6x = 0 + 7

Combine like terms: 0 + 7 = 7
-6x = 7

Divide each side by '-6'.
x = -1.166666667

Simplifying
x = -1.166666667

Subproblem 2
Set the factor '(6 + -5x)' equal to zero and attempt to solve:

Simplifying
6 + -5x = 0

Solving
6 + -5x = 0

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

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

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

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

Divide each side by '-5'.
x = 1.2

Simplifying
x = 1.2
Solution
x = {-1.166666667, 1.2}

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