(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-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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