8n+7n=8n-7

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Solution for 8n+7n=8n-7 equation: 



8n+7n=8n-7

We move all terms to the left:

8n+7n-(8n-7)=0

We add all the numbers together, and all the variables

15n-(8n-7)=0

We get rid of parentheses

15n-8n+7=0

We add all the numbers together, and all the variables

7n+7=0

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

7n=-7

n=-7/7

n=-1

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