1/2a-9=5+4

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Solution for 1/2a-9=5+4 equation: 



1/2a-9=5+4

We move all terms to the left:

1/2a-9-(5+4)=0



Domain of the equation: 2a!=0

a!=0/2

a!=0

a∈R



We add all the numbers together, and all the variables

1/2a-9-9=0

We add all the numbers together, and all the variables

1/2a-18=0

We multiply all the terms by the denominator


-18*2a+1=0

Wy multiply elements

-36a+1=0

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

-36a=-1

a=-1/-36

a=1/36

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