Everyone would be confused because they wouldnt know how to add. if there wasnt money then there with be no objects/food/toys/ect. unless its all free. If it all free then everyone would go crazy because they wouldnt have to calculate how much the item cost.
For this equation, we can let c = the value of one coupon
<span>4c = 108 - 76 </span>
<span>4c = 32 </span>
<span>c= $8
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The unit rate would be the price for 1 ticket.
12 dollars / 3 tickets = $4 per ticket.
The ratio would be 4:1
The answer is D. There is a positive correlation between the hours studied and grades earned.
The numbers are 7 and 12.
This is because you can use the system of equations below.
x^2 + y^2 = 193
xy = 84
Solve using substitution.
