9a-19+a=-9

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Solution for 9a-19+a=-9 equation: 



9a-19+a=-9

We move all terms to the left:

9a-19+a-(-9)=0

We add all the numbers together, and all the variables

10a-10=0

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

10a=10

a=10/10

a=1

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