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Scholar
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posted by  short on 9/7/2008 3:07:19 AM  |  status: Live  

math

Course Textbook Chapter Problem
N/A N/A N/A 10c
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Guru
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posted by I, Mathemagician on 9/7/2008 3:10:01 AM  |  status: Live
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c=rt/d. To solve for t, it must be isolated:
1) multiply both sides by d.
cd=rt.
2) divide both sides by r.
cd/r=t.
"I prepare for the worst, but hope the best." - Benjamin Disraeli
Tags: Math, Precalculus
Sage
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posted by Cowboy15 on 9/7/2008 3:51:59 AM  |  status: Live
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Response Details:
 

c=(rt)/(d)
 

 

(rt)/(d)=c
 

 

(rt)/(d)*(d)=c*(d)
 

 

rt=c*(d)
 

 

rt=cd
 

 

(rt)/(r)=(cd)/(r)
 

 

ANSWER   t=(cd)/(r)
Tags: Math, Precalculus
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