The original price p for one lunch special is $20 without any discount
It is given that,
Ali wins a coupon for $3 off the lunch special for each of 5 days, which means for the next 5 days lunch he will have to pay $3 less on each lunch
Discount coupon are customized or widely available codes that are made available to customers as a purchase incentive and lower the cost of an order.
Now,
Ali pays $85 for his 5 lunch specials
We need to find the original price p for one lunch special
The original price which Ali has to pay without any discount =
$85 + ($3) x 5 = $85 + $15 = $100
Also, we need to find his each lunch meal price for 5 days =
p = = $20
Hence, the original price p for one lunch special is $20.
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