3(7n-2)=4n-40

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Solution for 3(7n-2)=4n-40 equation: 



3(7n-2)=4n-40

We move all terms to the left:

3(7n-2)-(4n-40)=0

We multiply parentheses

21n-(4n-40)-6=0

We get rid of parentheses

21n-4n+40-6=0

We add all the numbers together, and all the variables

17n+34=0

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

17n=-34

n=-34/17

n=-2

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