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0.5-0.15q=0.05
We move all terms to the left:
0.5-0.15q-(0.05)=0
We add all the numbers together, and all the variables
-0.15q+0.45=0
We move all terms containing q to the left, all other terms to the right
-0.15q=-0.45
q=-0.45/-0.15
q=3+5.55111512313E-17/0.15
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