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Maria is ordering copy paper for her office. The office is low on white paper and on blue paper. She will pay $3.50 per realm of white paper and $3.75 per realm of blue paper. If the purchase order is for $36.00 and she ordered 10 realms of paper, how many realms of white paper will she receive

Respuesta :

carlosego
You have:

 x: the number of reams of white paper purchased 
 y:the number of reams of blue paper purchased 

 Then, you have the following system of equations:

 x+y=10
 3.50x+3.75y=36

 When you solve the system shown above, you obtain:

 x=6
 y=4

 The answer is: 6 reams of white paper
 
aencabo
Let a =  reams of white pape b =  reams of blue paper

1>>>  a+b=10
2>>> 3.50a+3.75b=36


a=6
b=4
There will be 6 realms of white paper that Maria will receive

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