+0  
 
0
27
1
avatar+3397 

Help 

NotSoSmart  Sep 27, 2018
 #1
avatar+89729 
+1

We want to slove this

 

-0.02x + 7.5  > -0.09x + 10.2     subtract 7.5 from both sides...add 0.09x to both sides

 

.07x > 2.7     divide both sides by .07x

 

x > 38.57    [ which means that  Elite is cheaper when  39 checks are written ]

 

 

cool cool cool

CPhill  Sep 27, 2018

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