2n+8n=7+9n

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Solution for 2n+8n=7+9n equation:



2n+8n=7+9n
We move all terms to the left:
2n+8n-(7+9n)=0
We add all the numbers together, and all the variables
2n+8n-(9n+7)=0
We add all the numbers together, and all the variables
10n-(9n+7)=0
We get rid of parentheses
10n-9n-7=0
We add all the numbers together, and all the variables
n-7=0
We move all terms containing n to the left, all other terms to the right
n=7

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