3a+4=a+16

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Solution for 3a+4=a+16 equation: 



3a+4=a+16

We move all terms to the left:

3a+4-(a+16)=0

We get rid of parentheses

3a-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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