Uhmmmm not sure hope you get help tho
12*$.73=$8.76-$7.68=$1.08 So it is $1.08 cheaper to buy it by the case.
Hope that helps.
Answer:
-165
Step-by-step explanation:
Just plug in 500 for p, 0.2 for r (because 20% is equivalent to 0.20), and 2 for t:

So, if you start with $500 and charge an interest rate of 20% for 2 years, you will gain $200 to get $700 in total.
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➷ 3x + 1 = 511
Subtract 1 from both sides:
3x = 510
Divide both sides by 3:
x = 170
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