3n+100=2n+70

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Solution for 3n+100=2n+70 equation: 



3n+100=2n+70

We move all terms to the left:

3n+100-(2n+70)=0

We get rid of parentheses

3n-2n-70+100=0

We add all the numbers together, and all the variables

n+30=0

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

n=-30

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