2a+4a=4+8a

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Solution for 2a+4a=4+8a equation: 



2a+4a=4+8a

We move all terms to the left:

2a+4a-(4+8a)=0

We add all the numbers together, and all the variables

2a+4a-(8a+4)=0

We add all the numbers together, and all the variables

6a-(8a+4)=0

We get rid of parentheses

6a-8a-4=0

We add all the numbers together, and all the variables

-2a-4=0

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

-2a=4

a=4/-2

a=-2

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