8a-9a=5+a

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Solution for 8a-9a=5+a equation: 



8a-9a=5+a

We move all terms to the left:

8a-9a-(5+a)=0

We add all the numbers together, and all the variables

8a-9a-(a+5)=0

We add all the numbers together, and all the variables

-1a-(a+5)=0

We get rid of parentheses

-1a-a-5=0

We add all the numbers together, and all the variables

-2a-5=0

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

-2a=5

a=5/-2

a=-2+1/2

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