5n^7-8=686

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Solution for 5n^7-8=686 equation:


Simplifying
5n7 + -8 = 686

Reorder the terms:
-8 + 5n7 = 686

Solving
-8 + 5n7 = 686

Solving for variable 'n'.

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

Add '8' to each side of the equation.
-8 + 8 + 5n7 = 686 + 8

Combine like terms: -8 + 8 = 0
0 + 5n7 = 686 + 8
5n7 = 686 + 8

Combine like terms: 686 + 8 = 694
5n7 = 694

Divide each side by '5'.
n7 = 138.8

Simplifying
n7 = 138.8

Reorder the terms:
-138.8 + n7 = 138.8 + -138.8

Combine like terms: 138.8 + -138.8 = 0.0
-138.8 + n7 = 0.0

The solution to this equation could not be determined.

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