7x-4=21/4

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Solution for 7x-4=21/4 equation: 



7x-4=21/4

We move all terms to the left:

7x-4-(21/4)=0

We add all the numbers together, and all the variables

7x-4-(+21/4)=0

We get rid of parentheses

7x-4-21/4=0

We multiply all the terms by the denominator


7x*4-21-4*4=0

We add all the numbers together, and all the variables

7x*4-37=0

Wy multiply elements

28x-37=0

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

28x=37

x=37/28

x=1+9/28

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