4-3a=20

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Solution for 4-3a=20 equation: 



4-3a=20

We move all terms to the left:

4-3a-(20)=0

We add all the numbers together, and all the variables

-3a-16=0

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

-3a=16

a=16/-3

a=-5+1/3

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