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6.4q+8.67+8.04=-4.57-6.9q
We move all terms to the left:
6.4q+8.67+8.04-(-4.57-6.9q)=0
We add all the numbers together, and all the variables
6.4q-(-6.9q-4.57)+8.67+8.04=0
We add all the numbers together, and all the variables
6.4q-(-6.9q-4.57)+16.71=0
We get rid of parentheses
6.4q+6.9q+4.57+16.71=0
We add all the numbers together, and all the variables
13.3q+21.28=0
We move all terms containing q to the left, all other terms to the right
13.3q=-21.28
q=-21.28/13.3
q=-1+4.030303030303/6.7171717171717
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