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I got two problems

1.) q = p(r+s), for p

Now i'm not sure, you do distributive property, but then you get q = p * r + p * s, and i'm stuck at this point.

 

2.) ax + z = aw + y

I in general don't understand this :/

 Oct 18, 2015

Best Answer 

 #1
avatar+6251 
+5

\(q = p(r+s) \\ \mbox{divide both sides by }(r+s) \\ p = \dfrac{q}{r+s}\)

 

\(\mbox{for (2) you don't say what variable to solve for. I'm going to guess }x. \\ a x + z = a w + y \\ a x = a w + y - z \\ x = \dfrac {a w + y - z}{a}\)

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 Oct 18, 2015
 #1
avatar+6251 
+5
Best Answer

\(q = p(r+s) \\ \mbox{divide both sides by }(r+s) \\ p = \dfrac{q}{r+s}\)

 

\(\mbox{for (2) you don't say what variable to solve for. I'm going to guess }x. \\ a x + z = a w + y \\ a x = a w + y - z \\ x = \dfrac {a w + y - z}{a}\)

Rom Oct 18, 2015
 #2
avatar+118667 
+5

Yes, using the distributive property does not help here.

You have only one p and you want that out the front.  Changing it so that there are 2 p's will definitely not help.  :))

 

Do it Rom's way.

Thanks Rom.  :))

 Oct 19, 2015

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