7(n-1)=-28+2n

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Solution for 7(n-1)=-28+2n equation: 



7(n-1)=-28+2n

We move all terms to the left:

7(n-1)-(-28+2n)=0

We add all the numbers together, and all the variables

7(n-1)-(2n-28)=0

We multiply parentheses

7n-(2n-28)-7=0

We get rid of parentheses

7n-2n+28-7=0

We add all the numbers together, and all the variables

5n+21=0

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

5n=-21

n=-21/5

n=-4+1/5

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