7n=10+9n

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Solution for 7n=10+9n equation: 



7n=10+9n

We move all terms to the left:

7n-(10+9n)=0

We add all the numbers together, and all the variables

7n-(9n+10)=0

We get rid of parentheses

7n-9n-10=0

We add all the numbers together, and all the variables

-2n-10=0

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

-2n=10

n=10/-2

n=-5

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