7n-13=90

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Solution for 7n-13=90 equation: 


Simplifying
7n + -13 = 90

Reorder the terms:
-13 + 7n = 90

Solving
-13 + 7n = 90

Solving for variable 'n'.

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

Add '13' to each side of the equation.
-13 + 13 + 7n = 90 + 13

Combine like terms: -13 + 13 = 0
0 + 7n = 90 + 13
7n = 90 + 13

Combine like terms: 90 + 13 = 103
7n = 103

Divide each side by '7'.
n = 14.71428571

Simplifying
n = 14.71428571

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