(6x+7)(3x-1)=

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Solution for (6x+7)(3x-1)= equation:


Simplifying
(6x + 7)(3x + -1) = 0

Reorder the terms:
(7 + 6x)(3x + -1) = 0

Reorder the terms:
(7 + 6x)(-1 + 3x) = 0

Multiply (7 + 6x) * (-1 + 3x)
(7(-1 + 3x) + 6x * (-1 + 3x)) = 0
((-1 * 7 + 3x * 7) + 6x * (-1 + 3x)) = 0
((-7 + 21x) + 6x * (-1 + 3x)) = 0
(-7 + 21x + (-1 * 6x + 3x * 6x)) = 0
(-7 + 21x + (-6x + 18x2)) = 0

Combine like terms: 21x + -6x = 15x
(-7 + 15x + 18x2) = 0

Solving
-7 + 15x + 18x2 = 0

Solving for variable 'x'.

Factor a trinomial.
(-7 + -6x)(1 + -3x) = 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 '(1 + -3x)' equal to zero and attempt to solve: Simplifying 1 + -3x = 0 Solving 1 + -3x = 0 Move all terms containing x to the left, all other terms to the right. Add '-1' to each side of the equation. 1 + -1 + -3x = 0 + -1 Combine like terms: 1 + -1 = 0 0 + -3x = 0 + -1 -3x = 0 + -1 Combine like terms: 0 + -1 = -1 -3x = -1 Divide each side by '-3'. x = 0.3333333333 Simplifying x = 0.3333333333

Solution

x = {-1.166666667, 0.3333333333}

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