9-q=-2q-1

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Solution for 9-q=-2q-1 equation: 



9-q=-2q-1

We move all terms to the left:

9-q-(-2q-1)=0

We add all the numbers together, and all the variables

-1q-(-2q-1)+9=0

We get rid of parentheses

-1q+2q+1+9=0

We add all the numbers together, and all the variables

q+10=0

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

q=-10

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