3=4a+7/9

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Solution for 3=4a+7/9 equation: 



3=4a+7/9

We move all terms to the left:

3-(4a+7/9)=0

We add all the numbers together, and all the variables

-(+4a+7/9)+3=0

We get rid of parentheses

-4a+3-7/9=0

We multiply all the terms by the denominator


-4a*9-7+3*9=0

We add all the numbers together, and all the variables

-4a*9+20=0

Wy multiply elements

-36a+20=0

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

-36a=-20

a=-20/-36

a=5/9

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