1/7a+5=12

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Solution for 1/7a+5=12 equation: 



1/7a+5=12

We move all terms to the left:

1/7a+5-(12)=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-7=0

We multiply all the terms by the denominator


-7*7a+1=0

Wy multiply elements

-49a+1=0

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

-49a=-1

a=-1/-49

a=1/49

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