(4x+7)(6x-7)=0

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Solution for (4x+7)(6x-7)=0 equation:


Simplifying
(4x + 7)(6x + -7) = 0

Reorder the terms:
(7 + 4x)(6x + -7) = 0

Reorder the terms:
(7 + 4x)(-7 + 6x) = 0

Multiply (7 + 4x) * (-7 + 6x)
(7(-7 + 6x) + 4x * (-7 + 6x)) = 0
((-7 * 7 + 6x * 7) + 4x * (-7 + 6x)) = 0
((-49 + 42x) + 4x * (-7 + 6x)) = 0
(-49 + 42x + (-7 * 4x + 6x * 4x)) = 0
(-49 + 42x + (-28x + 24x2)) = 0

Combine like terms: 42x + -28x = 14x
(-49 + 14x + 24x2) = 0

Solving
-49 + 14x + 24x2 = 0

Solving for variable 'x'.

Factor a trinomial.
(-7 + -4x)(7 + -6x) = 0

Subproblem 1

Set the factor '(-7 + -4x)' equal to zero and attempt to solve: Simplifying -7 + -4x = 0 Solving -7 + -4x = 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 + -4x = 0 + 7 Combine like terms: -7 + 7 = 0 0 + -4x = 0 + 7 -4x = 0 + 7 Combine like terms: 0 + 7 = 7 -4x = 7 Divide each side by '-4'. x = -1.75 Simplifying x = -1.75

Subproblem 2

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

Solution

x = {-1.75, 1.166666667}

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