3+4(5n+2)=-129

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Solution for 3+4(5n+2)=-129 equation: 



3+4(5n+2)=-129

We move all terms to the left:

3+4(5n+2)-(-129)=0

We add all the numbers together, and all the variables

4(5n+2)+132=0

We multiply parentheses

20n+8+132=0

We add all the numbers together, and all the variables

20n+140=0

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

20n=-140

n=-140/20

n=-7

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