7(7n+7)-5n=225

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Solution for 7(7n+7)-5n=225 equation: 



7(7n+7)-5n=225

We move all terms to the left:

7(7n+7)-5n-(225)=0

We add all the numbers together, and all the variables

-5n+7(7n+7)-225=0

We multiply parentheses

-5n+49n+49-225=0

We add all the numbers together, and all the variables

44n-176=0

We move all terms containing n to the left, all other terms to the right

44n=176

n=176/44

n=4

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