3=a/10-1

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Solution for 3=a/10-1 equation: 



3=a/10-1

We move all terms to the left:

3-(a/10-1)=0

We get rid of parentheses

-a/10+1+3=0

We multiply all the terms by the denominator


-a+1*10+3*10=0

We add all the numbers together, and all the variables

-1a+40=0

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

-a=-40

a=-40/-1

a=+40

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