(X+3)(x+3)=4x^2+12

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Solution for (X+3)(x+3)=4x^2+12 equation: 


Simplifying
(X + 3)(x + 3) = 4x2 + 12

Reorder the terms:
(3 + X)(x + 3) = 4x2 + 12

Reorder the terms:
(3 + X)(3 + x) = 4x2 + 12

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

Reorder the terms:
(9 + 3X + 3x + xX) = 4x2 + 12
(9 + 3X + 3x + xX) = 4x2 + 12

Reorder the terms:
9 + 3X + 3x + xX = 12 + 4x2

Solving
9 + 3X + 3x + xX = 12 + 4x2

Solving for variable 'X'.

Move all terms containing X to the left, all other terms to the right.

Add '-9' to each side of the equation.
9 + 3X + 3x + -9 + xX = 12 + -9 + 4x2

Reorder the terms:
9 + -9 + 3X + 3x + xX = 12 + -9 + 4x2

Combine like terms: 9 + -9 = 0
0 + 3X + 3x + xX = 12 + -9 + 4x2
3X + 3x + xX = 12 + -9 + 4x2

Combine like terms: 12 + -9 = 3
3X + 3x + xX = 3 + 4x2

Add '-3x' to each side of the equation.
3X + 3x + -3x + xX = 3 + -3x + 4x2

Combine like terms: 3x + -3x = 0
3X + 0 + xX = 3 + -3x + 4x2
3X + xX = 3 + -3x + 4x2

Reorder the terms:
-3 + 3X + 3x + xX + -4x2 = 3 + -3x + 4x2 + -3 + 3x + -4x2

Reorder the terms:
-3 + 3X + 3x + xX + -4x2 = 3 + -3 + -3x + 3x + 4x2 + -4x2

Combine like terms: 3 + -3 = 0
-3 + 3X + 3x + xX + -4x2 = 0 + -3x + 3x + 4x2 + -4x2
-3 + 3X + 3x + xX + -4x2 = -3x + 3x + 4x2 + -4x2

Combine like terms: -3x + 3x = 0
-3 + 3X + 3x + xX + -4x2 = 0 + 4x2 + -4x2
-3 + 3X + 3x + xX + -4x2 = 4x2 + -4x2

Combine like terms: 4x2 + -4x2 = 0
-3 + 3X + 3x + xX + -4x2 = 0

The solution to this equation could not be determined.

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