(4x+3)(4x+3)=9

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Solution for (4x+3)(4x+3)=9 equation:


Simplifying
(4x + 3)(4x + 3) = 9

Reorder the terms:
(3 + 4x)(4x + 3) = 9

Reorder the terms:
(3 + 4x)(3 + 4x) = 9

Multiply (3 + 4x) * (3 + 4x)
(3(3 + 4x) + 4x * (3 + 4x)) = 9
((3 * 3 + 4x * 3) + 4x * (3 + 4x)) = 9
((9 + 12x) + 4x * (3 + 4x)) = 9
(9 + 12x + (3 * 4x + 4x * 4x)) = 9
(9 + 12x + (12x + 16x2)) = 9

Combine like terms: 12x + 12x = 24x
(9 + 24x + 16x2) = 9

Add '-9' to each side of the equation.
9 + 24x + -9 + 16x2 = 9 + -9

Reorder the terms:
9 + -9 + 24x + 16x2 = 9 + -9

Combine like terms: 9 + -9 = 0
0 + 24x + 16x2 = 9 + -9
24x + 16x2 = 9 + -9

Combine like terms: 9 + -9 = 0
24x + 16x2 = 0

Solving
24x + 16x2 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '8x'.
8x(3 + 2x) = 0

Ignore the factor 8.

Subproblem 1

Set the factor 'x' equal to zero and attempt to solve: Simplifying x = 0 Solving x = 0 Move all terms containing x to the left, all other terms to the right. Simplifying x = 0

Subproblem 2

Set the factor '(3 + 2x)' equal to zero and attempt to solve: Simplifying 3 + 2x = 0 Solving 3 + 2x = 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 + 2x = 0 + -3 Combine like terms: 3 + -3 = 0 0 + 2x = 0 + -3 2x = 0 + -3 Combine like terms: 0 + -3 = -3 2x = -3 Divide each side by '2'. x = -1.5 Simplifying x = -1.5

Solution

x = {0, -1.5}

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