(X-1)(x+1)=13

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Solution for (X-1)(x+1)=13 equation:


Simplifying
(X + -1)(x + 1) = 13

Reorder the terms:
(-1 + X)(x + 1) = 13

Reorder the terms:
(-1 + X)(1 + x) = 13

Multiply (-1 + X) * (1 + x)
(-1(1 + x) + X(1 + x)) = 13
((1 * -1 + x * -1) + X(1 + x)) = 13
((-1 + -1x) + X(1 + x)) = 13
(-1 + -1x + (1 * X + x * X)) = 13
(-1 + -1x + (1X + xX)) = 13

Reorder the terms:
(-1 + 1X + -1x + xX) = 13
(-1 + 1X + -1x + xX) = 13

Solving
-1 + 1X + -1x + xX = 13

Solving for variable 'X'.

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

Add '1' to each side of the equation.
-1 + 1X + -1x + 1 + xX = 13 + 1

Reorder the terms:
-1 + 1 + 1X + -1x + xX = 13 + 1

Combine like terms: -1 + 1 = 0
0 + 1X + -1x + xX = 13 + 1
1X + -1x + xX = 13 + 1

Combine like terms: 13 + 1 = 14
1X + -1x + xX = 14

Add 'x' to each side of the equation.
1X + -1x + x + xX = 14 + x

Combine like terms: -1x + x = 0
1X + 0 + xX = 14 + x
1X + xX = 14 + x

Reorder the terms:
-14 + 1X + -1x + xX = 14 + x + -14 + -1x

Reorder the terms:
-14 + 1X + -1x + xX = 14 + -14 + x + -1x

Combine like terms: 14 + -14 = 0
-14 + 1X + -1x + xX = 0 + x + -1x
-14 + 1X + -1x + xX = x + -1x

Combine like terms: x + -1x = 0
-14 + 1X + -1x + xX = 0

The solution to this equation could not be determined.

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