2=100-2n

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Solution for 2=100-2n equation: 



2=100-2n

We move all terms to the left:

2-(100-2n)=0

We add all the numbers together, and all the variables

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

We get rid of parentheses

2n-100+2=0

We add all the numbers together, and all the variables

2n-98=0

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

2n=98

n=98/2

n=49

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