2q+9=-1

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Solution for 2q+9=-1 equation: 



2q+9=-1

We move all terms to the left:

2q+9-(-1)=0

We add all the numbers together, and all the variables

2q+10=0

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

2q=-10

q=-10/2

q=-5

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