21/4+x=12

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Solution for 21/4+x=12 equation: 



21/4+x=12

We move all terms to the left:

21/4+x-(12)=0

determiningTheFunctionDomain
x-12+21/4=0

We multiply all the terms by the denominator


x*4+21-12*4=0

We add all the numbers together, and all the variables

x*4-27=0

Wy multiply elements

4x-27=0

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

4x=27

x=27/4

x=6+3/4

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