21+11/12a=45

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Solution for 21+11/12a=45 equation: 



21+11/12a=45

We move all terms to the left:

21+11/12a-(45)=0



Domain of the equation: 12a!=0

a!=0/12

a!=0

a∈R



We add all the numbers together, and all the variables

11/12a-24=0

We multiply all the terms by the denominator


-24*12a+11=0

Wy multiply elements

-288a+11=0

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

-288a=-11

a=-11/-288

a=11/288

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