3a/7-1=8

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Solution for 3a/7-1=8 equation: 



3a/7-1=8

We move all terms to the left:

3a/7-1-(8)=0

We add all the numbers together, and all the variables

3a/7-9=0

We multiply all the terms by the denominator


3a-9*7=0

We add all the numbers together, and all the variables

3a-63=0

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

3a=63

a=63/3

a=21

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