7n-15=55

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Solution for 7n-15=55 equation: 


Simplifying
7n + -15 = 55

Reorder the terms:
-15 + 7n = 55

Solving
-15 + 7n = 55

Solving for variable 'n'.

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

Add '15' to each side of the equation.
-15 + 15 + 7n = 55 + 15

Combine like terms: -15 + 15 = 0
0 + 7n = 55 + 15
7n = 55 + 15

Combine like terms: 55 + 15 = 70
7n = 70

Divide each side by '7'.
n = 10

Simplifying
n = 10

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