(3x+1)(4x+3)=

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Solution for (3x+1)(4x+3)= equation:


Simplifying
(3x + 1)(4x + 3) = 0

Reorder the terms:
(1 + 3x)(4x + 3) = 0

Reorder the terms:
(1 + 3x)(3 + 4x) = 0

Multiply (1 + 3x) * (3 + 4x)
(1(3 + 4x) + 3x * (3 + 4x)) = 0
((3 * 1 + 4x * 1) + 3x * (3 + 4x)) = 0
((3 + 4x) + 3x * (3 + 4x)) = 0
(3 + 4x + (3 * 3x + 4x * 3x)) = 0
(3 + 4x + (9x + 12x2)) = 0

Combine like terms: 4x + 9x = 13x
(3 + 13x + 12x2) = 0

Solving
3 + 13x + 12x2 = 0

Solving for variable 'x'.

Factor a trinomial.
(3 + 4x)(1 + 3x) = 0

Subproblem 1

Set the factor '(3 + 4x)' equal to zero and attempt to solve: Simplifying 3 + 4x = 0 Solving 3 + 4x = 0 Move all terms containing x to the left, all other terms to the right. Add '-3' to each side of the equation. 3 + -3 + 4x = 0 + -3 Combine like terms: 3 + -3 = 0 0 + 4x = 0 + -3 4x = 0 + -3 Combine like terms: 0 + -3 = -3 4x = -3 Divide each side by '4'. x = -0.75 Simplifying x = -0.75

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 = {-0.75, -0.3333333333}

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