77=7(n-1)

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Solution for 77=7(n-1) equation:


77=7 (n-1)

We simplify the equation to the form, which is simple to understand 
77=7(n-1)

Reorder the terms in parentheses
77=+(+7n-7)

Remove unnecessary parentheses
+77=+7n-7

We move all terms containing n to the left and all other terms to the right. 
-7n=-7-77

We simplify left and right side of the equation. 
-7n=-84

We divide both sides of the equation by -07 to get n. 
n=12

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