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0=20-0,05Q

Q=?

 Jun 11, 2017
 #1
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Our goal is to isolate Q. Let's solve for Q:
 

\(0=20-0.05q\) Subtract 20 on both sides of the equation
\(-20=-0.05q\) Convert 0.05 into a fraction to ease calculation
\(-20=-\frac{1}{20}q\) Multiply by -20 on both sides to get rid of that pesky fraction
\(400=q\) You're done!
   
 Jun 11, 2017

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