3-7(n+7)=-8n-40

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Solution for 3-7(n+7)=-8n-40 equation: 



3-7(n+7)=-8n-40

We move all terms to the left:

3-7(n+7)-(-8n-40)=0

We multiply parentheses

-7n-(-8n-40)-49+3=0

We get rid of parentheses

-7n+8n+40-49+3=0

We add all the numbers together, and all the variables

n-6=0

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

n=6

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