(3x+2)(6x+7)=

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Solution for (3x+2)(6x+7)= equation:


Simplifying
(3x + 2)(6x + 7) = 0

Reorder the terms:
(2 + 3x)(6x + 7) = 0

Reorder the terms:
(2 + 3x)(7 + 6x) = 0

Multiply (2 + 3x) * (7 + 6x)
(2(7 + 6x) + 3x * (7 + 6x)) = 0
((7 * 2 + 6x * 2) + 3x * (7 + 6x)) = 0
((14 + 12x) + 3x * (7 + 6x)) = 0
(14 + 12x + (7 * 3x + 6x * 3x)) = 0
(14 + 12x + (21x + 18x2)) = 0

Combine like terms: 12x + 21x = 33x
(14 + 33x + 18x2) = 0

Solving
14 + 33x + 18x2 = 0

Solving for variable 'x'.

Factor a trinomial.
(7 + 6x)(2 + 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 '(2 + 3x)' equal to zero and attempt to solve: Simplifying 2 + 3x = 0 Solving 2 + 3x = 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 + 3x = 0 + -2 Combine like terms: 2 + -2 = 0 0 + 3x = 0 + -2 3x = 0 + -2 Combine like terms: 0 + -2 = -2 3x = -2 Divide each side by '3'. x = -0.6666666667 Simplifying x = -0.6666666667

Solution

x = {-1.166666667, -0.6666666667}

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