(7x-2)(3x+4)=0

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Solution for (7x-2)(3x+4)=0 equation:


Simplifying
(7x + -2)(3x + 4) = 0

Reorder the terms:
(-2 + 7x)(3x + 4) = 0

Reorder the terms:
(-2 + 7x)(4 + 3x) = 0

Multiply (-2 + 7x) * (4 + 3x)
(-2(4 + 3x) + 7x * (4 + 3x)) = 0
((4 * -2 + 3x * -2) + 7x * (4 + 3x)) = 0
((-8 + -6x) + 7x * (4 + 3x)) = 0
(-8 + -6x + (4 * 7x + 3x * 7x)) = 0
(-8 + -6x + (28x + 21x2)) = 0

Combine like terms: -6x + 28x = 22x
(-8 + 22x + 21x2) = 0

Solving
-8 + 22x + 21x2 = 0

Solving for variable 'x'.

Factor a trinomial.
(-4 + -3x)(2 + -7x) = 0

Subproblem 1

Set the factor '(-4 + -3x)' equal to zero and attempt to solve: Simplifying -4 + -3x = 0 Solving -4 + -3x = 0 Move all terms containing x to the left, all other terms to the right. Add '4' to each side of the equation. -4 + 4 + -3x = 0 + 4 Combine like terms: -4 + 4 = 0 0 + -3x = 0 + 4 -3x = 0 + 4 Combine like terms: 0 + 4 = 4 -3x = 4 Divide each side by '-3'. x = -1.333333333 Simplifying x = -1.333333333

Subproblem 2

Set the factor '(2 + -7x)' equal to zero and attempt to solve: Simplifying 2 + -7x = 0 Solving 2 + -7x = 0 Move all terms containing x to the left, all other terms to the right. Add '-2' to each side of the equation. 2 + -2 + -7x = 0 + -2 Combine like terms: 2 + -2 = 0 0 + -7x = 0 + -2 -7x = 0 + -2 Combine like terms: 0 + -2 = -2 -7x = -2 Divide each side by '-7'. x = 0.2857142857 Simplifying x = 0.2857142857

Solution

x = {-1.333333333, 0.2857142857}

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