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Write a direct variation equation that relates the variables. Then graph the equation.

 

Alex can ride his bike at a rate of 7 miles per hour. His total distance in T hours is D

Guest Oct 22, 2017

Best Answer 

 #1
avatar+7179 
+1

rate  =  distance / time       ( I remember this because  speed  =  miles / hours  smiley )

 

7  =  D / T       where  D  is in miles. Lets solve for  D  by multiplying both sides by  T .

 

D  =  7T

 

Here is a graph:  https://www.desmos.com/calculator/tp4tny6eha

hectictar  Oct 22, 2017
 #1
avatar+7179 
+1
Best Answer

rate  =  distance / time       ( I remember this because  speed  =  miles / hours  smiley )

 

7  =  D / T       where  D  is in miles. Lets solve for  D  by multiplying both sides by  T .

 

D  =  7T

 

Here is a graph:  https://www.desmos.com/calculator/tp4tny6eha

hectictar  Oct 22, 2017
 #2
avatar
+1

thank you so much

Guest Oct 22, 2017

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