9x^2+12x+4=4

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Solution for 9x^2+12x+4=4 equation:


Simplifying
9x2 + 12x + 4 = 4

Reorder the terms:
4 + 12x + 9x2 = 4

Add '-4' to each side of the equation.
4 + 12x + -4 + 9x2 = 4 + -4

Reorder the terms:
4 + -4 + 12x + 9x2 = 4 + -4

Combine like terms: 4 + -4 = 0
0 + 12x + 9x2 = 4 + -4
12x + 9x2 = 4 + -4

Combine like terms: 4 + -4 = 0
12x + 9x2 = 0

Solving
12x + 9x2 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '3x'.
3x(4 + 3x) = 0

Ignore the factor 3.

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 '(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

Solution

x = {0, -1.333333333}

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