U=4(3n+35)+9(n+1)

Solution for U=4(3n+35)+9(n+1) equation:

Simplifying
U = 4(3n + 35) + 9(n + 1)

Reorder the terms:
U = 4(35 + 3n) + 9(n + 1)
U = (35 * 4 + 3n * 4) + 9(n + 1)
U = (140 + 12n) + 9(n + 1)

Reorder the terms:
U = 140 + 12n + 9(1 + n)
U = 140 + 12n + (1 * 9 + n * 9)
U = 140 + 12n + (9 + 9n)

Reorder the terms:
U = 140 + 9 + 12n + 9n

Combine like terms: 140 + 9 = 149
U = 149 + 12n + 9n

Combine like terms: 12n + 9n = 21n
U = 149 + 21n

Solving
U = 149 + 21n

Solving for variable 'U'.

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

Simplifying
U = 149 + 21n