31-9a+22a=22a-8-15

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Solution for 31-9a+22a=22a-8-15 equation: 



31-9a+22a=22a-8-15

We move all terms to the left:

31-9a+22a-(22a-8-15)=0

We add all the numbers together, and all the variables

-9a+22a-(22a-23)+31=0

We add all the numbers together, and all the variables

13a-(22a-23)+31=0

We get rid of parentheses

13a-22a+23+31=0

We add all the numbers together, and all the variables

-9a+54=0

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

-9a=-54

a=-54/-9

a=+6

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