7n+3(-1+7n)=30-5n

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Solution for 7n+3(-1+7n)=30-5n equation: 



7n+3(-1+7n)=30-5n

We move all terms to the left:

7n+3(-1+7n)-(30-5n)=0

We add all the numbers together, and all the variables

7n+3(7n-1)-(-5n+30)=0

We multiply parentheses

7n+21n-(-5n+30)-3=0

We get rid of parentheses

7n+21n+5n-30-3=0

We add all the numbers together, and all the variables

33n-33=0

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

33n=33

n=33/33

n=1

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