3x=21/8

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Solution for 3x=21/8 equation: 



3x=21/8

We move all terms to the left:

3x-(21/8)=0

We add all the numbers together, and all the variables

3x-(+21/8)=0

We get rid of parentheses

3x-21/8=0

We multiply all the terms by the denominator


3x*8-21=0

Wy multiply elements

24x-21=0

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

24x=21

x=21/24

x=7/8

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