(X-3)(x+4)=80

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Solution for (X-3)(x+4)=80 equation:


Simplifying
(X + -3)(x + 4) = 80

Reorder the terms:
(-3 + X)(x + 4) = 80

Reorder the terms:
(-3 + X)(4 + x) = 80

Multiply (-3 + X) * (4 + x)
(-3(4 + x) + X(4 + x)) = 80
((4 * -3 + x * -3) + X(4 + x)) = 80
((-12 + -3x) + X(4 + x)) = 80
(-12 + -3x + (4 * X + x * X)) = 80
(-12 + -3x + (4X + xX)) = 80

Reorder the terms:
(-12 + 4X + -3x + xX) = 80
(-12 + 4X + -3x + xX) = 80

Solving
-12 + 4X + -3x + xX = 80

Solving for variable 'X'.

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

Add '12' to each side of the equation.
-12 + 4X + -3x + 12 + xX = 80 + 12

Reorder the terms:
-12 + 12 + 4X + -3x + xX = 80 + 12

Combine like terms: -12 + 12 = 0
0 + 4X + -3x + xX = 80 + 12
4X + -3x + xX = 80 + 12

Combine like terms: 80 + 12 = 92
4X + -3x + xX = 92

Add '3x' to each side of the equation.
4X + -3x + 3x + xX = 92 + 3x

Combine like terms: -3x + 3x = 0
4X + 0 + xX = 92 + 3x
4X + xX = 92 + 3x

Reorder the terms:
-92 + 4X + -3x + xX = 92 + 3x + -92 + -3x

Reorder the terms:
-92 + 4X + -3x + xX = 92 + -92 + 3x + -3x

Combine like terms: 92 + -92 = 0
-92 + 4X + -3x + xX = 0 + 3x + -3x
-92 + 4X + -3x + xX = 3x + -3x

Combine like terms: 3x + -3x = 0
-92 + 4X + -3x + xX = 0

The solution to this equation could not be determined.

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