20-a=100a-2

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Solution for 20-a=100a-2 equation: 



20-a=100a-2

We move all terms to the left:

20-a-(100a-2)=0

We add all the numbers together, and all the variables

-1a-(100a-2)+20=0

We get rid of parentheses

-1a-100a+2+20=0

We add all the numbers together, and all the variables

-101a+22=0

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

-101a=-22

a=-22/-101

a=22/101

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