u=3(9n+33)+7(n+1)

Solution for u=3(9n+33)+7(n+1) equation:

Simplifying
u = 3(9n + 33) + 7(n + 1)

Reorder the terms:
u = 3(33 + 9n) + 7(n + 1)
u = (33 * 3 + 9n * 3) + 7(n + 1)
u = (99 + 27n) + 7(n + 1)

Reorder the terms:
u = 99 + 27n + 7(1 + n)
u = 99 + 27n + (1 * 7 + n * 7)
u = 99 + 27n + (7 + 7n)

Reorder the terms:
u = 99 + 7 + 27n + 7n

Combine like terms: 99 + 7 = 106
u = 106 + 27n + 7n

Combine like terms: 27n + 7n = 34n
u = 106 + 34n

Solving
u = 106 + 34n

Solving for variable 'u'.

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

Simplifying
u = 106 + 34n