3a-21/4=3/4

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Solution for 3a-21/4=3/4 equation: 



3a-21/4=3/4

We move all terms to the left:

3a-21/4-(3/4)=0

We add all the numbers together, and all the variables

3a-21/4-(+3/4)=0

We get rid of parentheses

3a-21/4-3/4=0

We multiply all the terms by the denominator


3a*4-21-3=0

We add all the numbers together, and all the variables

3a*4-24=0

Wy multiply elements

12a-24=0

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

12a=24

a=24/12

a=2

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