-3(5n+8)=-129

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Solution for -3(5n+8)=-129 equation: 



-3(5n+8)=-129

We move all terms to the left:

-3(5n+8)-(-129)=0

We add all the numbers together, and all the variables

-3(5n+8)+129=0

We multiply parentheses

-15n-24+129=0

We add all the numbers together, and all the variables

-15n+105=0

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

-15n=-105

n=-105/-15

n=+7

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