2a+(-4)=8

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Solution for 2a+(-4)=8 equation: 



2a+(-4)=8

We move all terms to the left:

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

determiningTheFunctionDomain
2a-8+(-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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