12-1/7a=-31

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Solution for 12-1/7a=-31 equation: 



12-1/7a=-31

We move all terms to the left:

12-1/7a-(-31)=0



Domain of the equation: 7a!=0

a!=0/7

a!=0

a∈R



We add all the numbers together, and all the variables

-1/7a+43=0

We multiply all the terms by the denominator


43*7a-1=0

Wy multiply elements

301a-1=0

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

301a=1

a=1/301

a=1/301

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