U=4(9n+32)+9(n+1)

Solution for U=4(9n+32)+9(n+1) equation:

Simplifying
U = 4(9n + 32) + 9(n + 1)

Reorder the terms:
U = 4(32 + 9n) + 9(n + 1)
U = (32 * 4 + 9n * 4) + 9(n + 1)
U = (128 + 36n) + 9(n + 1)

Reorder the terms:
U = 128 + 36n + 9(1 + n)
U = 128 + 36n + (1 * 9 + n * 9)
U = 128 + 36n + (9 + 9n)

Reorder the terms:
U = 128 + 9 + 36n + 9n

Combine like terms: 128 + 9 = 137
U = 137 + 36n + 9n

Combine like terms: 36n + 9n = 45n
U = 137 + 45n

Solving
U = 137 + 45n

Solving for variable 'U'.

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

Simplifying
U = 137 + 45n