4-7q=-9q

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Solution for 4-7q=-9q equation: 



4-7q=-9q

We move all terms to the left:

4-7q-(-9q)=0

We get rid of parentheses

-7q+9q+4=0

We add all the numbers together, and all the variables

2q+4=0

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

2q=-4

q=-4/2

q=-2

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