Un+1=7n+2n+5

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Solution for Un+1=7n+2n+5 equation:


Simplifying
Un + 1 = 7n + 2n + 5

Reorder the terms:
1 + nU = 7n + 2n + 5

Reorder the terms:
1 + nU = 5 + 7n + 2n

Combine like terms: 7n + 2n = 9n
1 + nU = 5 + 9n

Solving
1 + nU = 5 + 9n

Solving for variable 'n'.

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

Add '-9n' to each side of the equation.
1 + -9n + nU = 5 + 9n + -9n

Combine like terms: 9n + -9n = 0
1 + -9n + nU = 5 + 0
1 + -9n + nU = 5

Add '-1' to each side of the equation.
1 + -9n + -1 + nU = 5 + -1

Reorder the terms:
1 + -1 + -9n + nU = 5 + -1

Combine like terms: 1 + -1 = 0
0 + -9n + nU = 5 + -1
-9n + nU = 5 + -1

Combine like terms: 5 + -1 = 4
-9n + nU = 4

Reorder the terms:
-4 + -9n + nU = 4 + -4

Combine like terms: 4 + -4 = 0
-4 + -9n + nU = 0

The solution to this equation could not be determined.

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