3n-5(-2n+7)=-100

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Solution for 3n-5(-2n+7)=-100 equation: 



3n-5(-2n+7)=-100

We move all terms to the left:

3n-5(-2n+7)-(-100)=0

We add all the numbers together, and all the variables

3n-5(-2n+7)+100=0

We multiply parentheses

3n+10n-35+100=0

We add all the numbers together, and all the variables

13n+65=0

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

13n=-65

n=-65/13

n=-5

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