3n+7=8n-18

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Solution for 3n+7=8n-18 equation: 



3n+7=8n-18

We move all terms to the left:

3n+7-(8n-18)=0

We get rid of parentheses

3n-8n+18+7=0

We add all the numbers together, and all the variables

-5n+25=0

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

-5n=-25

n=-25/-5

n=+5

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