30+8=2a

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Solution for 30+8=2a equation: 



30+8=2a

We move all terms to the left:

30+8-(2a)=0

We add all the numbers together, and all the variables

-2a+38=0

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

-2a=-38

a=-38/-2

a=+19

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