(n-4)x(p+2.80)=31.50

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Solution for (n-4)x(p+2.80)=31.50 equation: 


Simplifying
(n + -4) * x(p + 2.80) = 31.50

Reorder the terms:
(-4 + n) * x(p + 2.80) = 31.50

Reorder the terms:
(-4 + n) * x(2.80 + p) = 31.50

Reorder the terms for easier multiplication:
x(-4 + n)(2.80 + p) = 31.50

Multiply (-4 + n) * (2.80 + p)
x(-4(2.80 + p) + n(2.80 + p)) = 31.50
x((2.80 * -4 + p * -4) + n(2.80 + p)) = 31.50
x((-11.2 + -4p) + n(2.80 + p)) = 31.50
x(-11.2 + -4p + (2.80 * n + p * n)) = 31.50
x(-11.2 + -4p + (2.80n + np)) = 31.50

Reorder the terms:
x(-11.2 + 2.80n + np + -4p) = 31.50
x(-11.2 + 2.80n + np + -4p) = 31.50
(-11.2 * x + 2.80n * x + np * x + -4p * x) = 31.50

Reorder the terms:
(npx + 2.80nx + -4px + -11.2x) = 31.50
(npx + 2.80nx + -4px + -11.2x) = 31.50

Solving
npx + 2.80nx + -4px + -11.2x = 31.50

Solving for variable 'n'.

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

Add '4px' to each side of the equation.
npx + 2.80nx + -4px + 4px + -11.2x = 31.50 + 4px

Combine like terms: -4px + 4px = 0
npx + 2.80nx + 0 + -11.2x = 31.50 + 4px
npx + 2.80nx + -11.2x = 31.50 + 4px

Add '11.2x' to each side of the equation.
npx + 2.80nx + -11.2x + 11.2x = 31.50 + 4px + 11.2x

Combine like terms: -11.2x + 11.2x = 0.0
npx + 2.80nx + 0.0 = 31.50 + 4px + 11.2x
npx + 2.80nx = 31.50 + 4px + 11.2x

Reorder the terms:
-31.50 + npx + 2.80nx + -4px + -11.2x = 31.50 + 4px + 11.2x + -31.50 + -4px + -11.2x

Reorder the terms:
-31.50 + npx + 2.80nx + -4px + -11.2x = 31.50 + -31.50 + 4px + -4px + 11.2x + -11.2x

Combine like terms: 31.50 + -31.50 = 0.00
-31.50 + npx + 2.80nx + -4px + -11.2x = 0.00 + 4px + -4px + 11.2x + -11.2x
-31.50 + npx + 2.80nx + -4px + -11.2x = 4px + -4px + 11.2x + -11.2x

Combine like terms: 4px + -4px = 0
-31.50 + npx + 2.80nx + -4px + -11.2x = 0 + 11.2x + -11.2x
-31.50 + npx + 2.80nx + -4px + -11.2x = 11.2x + -11.2x

Combine like terms: 11.2x + -11.2x = 0.0
-31.50 + npx + 2.80nx + -4px + -11.2x = 0.0

The solution to this equation could not be determined.

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