-3(1+n)=25-7n

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Solution for -3(1+n)=25-7n equation:



-3(1+n)=25-7n
We move all terms to the left:
-3(1+n)-(25-7n)=0
We add all the numbers together, and all the variables
-3(n+1)-(-7n+25)=0
We multiply parentheses
-3n-(-7n+25)-3=0
We get rid of parentheses
-3n+7n-25-3=0
We add all the numbers together, and all the variables
4n-28=0
We move all terms containing n to the left, all other terms to the right
4n=28
n=28/4
n=7

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