(X+9)(x-4)=4

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Solution for (X+9)(x-4)=4 equation:


Simplifying
(X + 9)(x + -4) = 4

Reorder the terms:
(9 + X)(x + -4) = 4

Reorder the terms:
(9 + X)(-4 + x) = 4

Multiply (9 + X) * (-4 + x)
(9(-4 + x) + X(-4 + x)) = 4
((-4 * 9 + x * 9) + X(-4 + x)) = 4
((-36 + 9x) + X(-4 + x)) = 4
(-36 + 9x + (-4 * X + x * X)) = 4
(-36 + 9x + (-4X + xX)) = 4

Reorder the terms:
(-36 + -4X + 9x + xX) = 4
(-36 + -4X + 9x + xX) = 4

Solving
-36 + -4X + 9x + xX = 4

Solving for variable 'X'.

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

Add '36' to each side of the equation.
-36 + -4X + 9x + 36 + xX = 4 + 36

Reorder the terms:
-36 + 36 + -4X + 9x + xX = 4 + 36

Combine like terms: -36 + 36 = 0
0 + -4X + 9x + xX = 4 + 36
-4X + 9x + xX = 4 + 36

Combine like terms: 4 + 36 = 40
-4X + 9x + xX = 40

Add '-9x' to each side of the equation.
-4X + 9x + -9x + xX = 40 + -9x

Combine like terms: 9x + -9x = 0
-4X + 0 + xX = 40 + -9x
-4X + xX = 40 + -9x

Reorder the terms:
-40 + -4X + 9x + xX = 40 + -9x + -40 + 9x

Reorder the terms:
-40 + -4X + 9x + xX = 40 + -40 + -9x + 9x

Combine like terms: 40 + -40 = 0
-40 + -4X + 9x + xX = 0 + -9x + 9x
-40 + -4X + 9x + xX = -9x + 9x

Combine like terms: -9x + 9x = 0
-40 + -4X + 9x + xX = 0

The solution to this equation could not be determined.

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