1/2a+9=7/2a

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Solution for 1/2a+9=7/2a equation: 



1/2a+9=7/2a

We move all terms to the left:

1/2a+9-(7/2a)=0



Domain of the equation: 2a!=0

a!=0/2

a!=0

a∈R





Domain of the equation: 2a)!=0

a!=0/1

a!=0

a∈R



We add all the numbers together, and all the variables

1/2a-(+7/2a)+9=0

We get rid of parentheses

1/2a-7/2a+9=0

We multiply all the terms by the denominator


9*2a+1-7=0

We add all the numbers together, and all the variables

9*2a-6=0

Wy multiply elements

18a-6=0

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

18a=6

a=6/18

a=1/3

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