10a+7=30

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Solution for 10a+7=30 equation: 



10a+7=30

We move all terms to the left:

10a+7-(30)=0

We add all the numbers together, and all the variables

10a-23=0

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

10a=23

a=23/10

a=2+3/10

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