7n-1=9+5n

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Solution for 7n-1=9+5n equation:


Simplifying
7n + -1 = 9 + 5n

Reorder the terms:
-1 + 7n = 9 + 5n

Solving
-1 + 7n = 9 + 5n

Solving for variable 'n'.

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

Add '-5n' to each side of the equation.
-1 + 7n + -5n = 9 + 5n + -5n

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

Combine like terms: 5n + -5n = 0
-1 + 2n = 9 + 0
-1 + 2n = 9

Add '1' to each side of the equation.
-1 + 1 + 2n = 9 + 1

Combine like terms: -1 + 1 = 0
0 + 2n = 9 + 1
2n = 9 + 1

Combine like terms: 9 + 1 = 10
2n = 10

Divide each side by '2'.
n = 5

Simplifying
n = 5

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