(X-3)(x+1)=12

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Solution for (X-3)(x+1)=12 equation:


Simplifying
(X + -3)(x + 1) = 12

Reorder the terms:
(-3 + X)(x + 1) = 12

Reorder the terms:
(-3 + X)(1 + x) = 12

Multiply (-3 + X) * (1 + x)
(-3(1 + x) + X(1 + x)) = 12
((1 * -3 + x * -3) + X(1 + x)) = 12
((-3 + -3x) + X(1 + x)) = 12
(-3 + -3x + (1 * X + x * X)) = 12
(-3 + -3x + (1X + xX)) = 12

Reorder the terms:
(-3 + 1X + -3x + xX) = 12
(-3 + 1X + -3x + xX) = 12

Solving
-3 + 1X + -3x + xX = 12

Solving for variable 'X'.

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

Add '3' to each side of the equation.
-3 + 1X + -3x + 3 + xX = 12 + 3

Reorder the terms:
-3 + 3 + 1X + -3x + xX = 12 + 3

Combine like terms: -3 + 3 = 0
0 + 1X + -3x + xX = 12 + 3
1X + -3x + xX = 12 + 3

Combine like terms: 12 + 3 = 15
1X + -3x + xX = 15

Add '3x' to each side of the equation.
1X + -3x + 3x + xX = 15 + 3x

Combine like terms: -3x + 3x = 0
1X + 0 + xX = 15 + 3x
1X + xX = 15 + 3x

Reorder the terms:
-15 + 1X + -3x + xX = 15 + 3x + -15 + -3x

Reorder the terms:
-15 + 1X + -3x + xX = 15 + -15 + 3x + -3x

Combine like terms: 15 + -15 = 0
-15 + 1X + -3x + xX = 0 + 3x + -3x
-15 + 1X + -3x + xX = 3x + -3x

Combine like terms: 3x + -3x = 0
-15 + 1X + -3x + xX = 0

The solution to this equation could not be determined.

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