4-a=a+16

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Solution for 4-a=a+16 equation: 



4-a=a+16

We move all terms to the left:

4-a-(a+16)=0

We add all the numbers together, and all the variables

-1a-(a+16)+4=0

We get rid of parentheses

-1a-a-16+4=0

We add all the numbers together, and all the variables

-2a-12=0

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

-2a=12

a=12/-2

a=-6

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