3(-n+5)-(-8n-7)=7n-4n

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Solution for 3(-n+5)-(-8n-7)=7n-4n equation: 



3(-n+5)-(-8n-7)=7n-4n

We move all terms to the left:

3(-n+5)-(-8n-7)-(7n-4n)=0

We add all the numbers together, and all the variables

3(-1n+5)-(-8n-7)-(+3n)=0

We multiply parentheses

-3n-(-8n-7)-(+3n)+15=0

We get rid of parentheses

-3n+8n-3n+7+15=0

We add all the numbers together, and all the variables

2n+22=0

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

2n=-22

n=-22/2

n=-11

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