7a=3.5

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Solution for 7a=3.5 equation: 



7a=3.5

We move all terms to the left:

7a-(3.5)=0

We add all the numbers together, and all the variables

7a-3.5=0

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

7a=3.5

a=3.5/7

a=2.3333333333333/4.6666666666667

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