u=2(9n+31)+7(n+1)

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Solution for u=2(9n+31)+7(n+1) equation: 


Simplifying
u = 2(9n + 31) + 7(n + 1)

Reorder the terms:
u = 2(31 + 9n) + 7(n + 1)
u = (31 * 2 + 9n * 2) + 7(n + 1)
u = (62 + 18n) + 7(n + 1)

Reorder the terms:
u = 62 + 18n + 7(1 + n)
u = 62 + 18n + (1 * 7 + n * 7)
u = 62 + 18n + (7 + 7n)

Reorder the terms:
u = 62 + 7 + 18n + 7n

Combine like terms: 62 + 7 = 69
u = 69 + 18n + 7n

Combine like terms: 18n + 7n = 25n
u = 69 + 25n

Solving
u = 69 + 25n

Solving for variable 'u'.

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

Simplifying
u = 69 + 25n

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