3(n+4)-(5n+2)=30

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Solution for 3(n+4)-(5n+2)=30 equation: 



3(n+4)-(5n+2)=30

We move all terms to the left:

3(n+4)-(5n+2)-(30)=0

We multiply parentheses

3n-(5n+2)+12-30=0

We get rid of parentheses

3n-5n-2+12-30=0

We add all the numbers together, and all the variables

-2n-20=0

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

-2n=20

n=20/-2

n=-10

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