Devaughn is 5 years older than Sydney. The sum of their age is 87. What is Sydney’s age?
1 answer:
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Answer: The cost of 7 roses and 8 petunias is $41.
Step-by-step explanation:
Given, Bethany sells roses and petunias. The expression , gives the cost (in dollars) of r roses and p petunias.
Now to find the cost of 7 roses and 8 petunias , put r= 7 and p= 8 in the above expression , we get
Hence, the cost of 7 roses and 8 petunias is $41.
SA = pirs + pir^2
SA -
r^2 = rs
SA -