3(n+1)=-7.5

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Solution for 3(n+1)=-7.5 equation: 



3(n+1)=-7.5

We move all terms to the left:

3(n+1)-(-7.5)=0

We add all the numbers together, and all the variables

3(n+1)+7.5=0

We multiply parentheses

3n+3+7.5=0

We add all the numbers together, and all the variables

3n+10.5=0

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

3n=-10.5

n=-10.5/3

n=-3+1/2

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