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+0  
 
+1
272
2
avatar+559 

 

Enter an equation that represents this scenario in the box.

 Feb 12, 2018
 #1
avatar+557 
+1

4x+y

 

 

winkwinkwink

 Feb 12, 2018
edited by lynx7  Feb 12, 2018
 #2
avatar+8579 
0

the number of bacteria after  0  hours   =   250

 

the number of bacteria after  1  hour   =   250 * 4

 

the number of bacteria after  2  hours   =   (250 * 4) * 4

 

the number of bacteria after  3  hours   =   ( (250 * 4) * 4 ) * 4   =   250 * 4 * 4 * 4   =   250 * 43

 

the number of bacteria after  x  hours   =   250 * 4x

 

y   =   250 * 4x

 Feb 12, 2018

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