(2x-7)(5x+6)=0

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Solution for (2x-7)(5x+6)=0 equation:


Simplifying
(2x + -7)(5x + 6) = 0

Reorder the terms:
(-7 + 2x)(5x + 6) = 0

Reorder the terms:
(-7 + 2x)(6 + 5x) = 0

Multiply (-7 + 2x) * (6 + 5x)
(-7(6 + 5x) + 2x * (6 + 5x)) = 0
((6 * -7 + 5x * -7) + 2x * (6 + 5x)) = 0
((-42 + -35x) + 2x * (6 + 5x)) = 0
(-42 + -35x + (6 * 2x + 5x * 2x)) = 0
(-42 + -35x + (12x + 10x2)) = 0

Combine like terms: -35x + 12x = -23x
(-42 + -23x + 10x2) = 0

Solving
-42 + -23x + 10x2 = 0

Solving for variable 'x'.

Factor a trinomial.
(-6 + -5x)(7 + -2x) = 0

Subproblem 1

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

Subproblem 2

Set the factor '(7 + -2x)' equal to zero and attempt to solve: Simplifying 7 + -2x = 0 Solving 7 + -2x = 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 + -2x = 0 + -7 Combine like terms: 7 + -7 = 0 0 + -2x = 0 + -7 -2x = 0 + -7 Combine like terms: 0 + -7 = -7 -2x = -7 Divide each side by '-2'. x = 3.5 Simplifying x = 3.5

Solution

x = {-1.2, 3.5}

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