(N-3)(n-3)=15-7n

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Solution for (N-3)(n-3)=15-7n equation:


Simplifying
(N + -3)(n + -3) = 15 + -7n

Reorder the terms:
(-3 + N)(n + -3) = 15 + -7n

Reorder the terms:
(-3 + N)(-3 + n) = 15 + -7n

Multiply (-3 + N) * (-3 + n)
(-3(-3 + n) + N(-3 + n)) = 15 + -7n
((-3 * -3 + n * -3) + N(-3 + n)) = 15 + -7n
((9 + -3n) + N(-3 + n)) = 15 + -7n
(9 + -3n + (-3 * N + n * N)) = 15 + -7n
(9 + -3n + (-3N + nN)) = 15 + -7n

Reorder the terms:
(9 + -3N + -3n + nN) = 15 + -7n
(9 + -3N + -3n + nN) = 15 + -7n

Solving
9 + -3N + -3n + nN = 15 + -7n

Solving for variable 'N'.

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

Add '-9' to each side of the equation.
9 + -3N + -3n + -9 + nN = 15 + -9 + -7n

Reorder the terms:
9 + -9 + -3N + -3n + nN = 15 + -9 + -7n

Combine like terms: 9 + -9 = 0
0 + -3N + -3n + nN = 15 + -9 + -7n
-3N + -3n + nN = 15 + -9 + -7n

Combine like terms: 15 + -9 = 6
-3N + -3n + nN = 6 + -7n

Add '3n' to each side of the equation.
-3N + -3n + 3n + nN = 6 + -7n + 3n

Combine like terms: -3n + 3n = 0
-3N + 0 + nN = 6 + -7n + 3n
-3N + nN = 6 + -7n + 3n

Combine like terms: -7n + 3n = -4n
-3N + nN = 6 + -4n

Reorder the terms:
-6 + -3N + 4n + nN = 6 + -4n + -6 + 4n

Reorder the terms:
-6 + -3N + 4n + nN = 6 + -6 + -4n + 4n

Combine like terms: 6 + -6 = 0
-6 + -3N + 4n + nN = 0 + -4n + 4n
-6 + -3N + 4n + nN = -4n + 4n

Combine like terms: -4n + 4n = 0
-6 + -3N + 4n + nN = 0

The solution to this equation could not be determined.

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