Mary and Jaidee are selling pies for a school fundraiser. Customers can buy blueberry pies and blackberry pies. Mary sold 7 blueberry pies and 10 blackberry pies for a total of $180. Jaidee sold 14 blueberry pies and 3 blackberry pies for a total of $173. Find the cost each of one blueberry pie and one blackberry pie.

30 miles

step-by-step explanation:

we know that 60 seconds equals 1 minute and 60 minutes 1 hour

44 ft       60 sec     60 min     158400   ft

  *   *   =

1 sec       1 min       1 hour         hour

we know that there are 5280 ft per mile

158400   ft       1 mile         30 miles

  *   =

1   hour               5280 ft     1 hour

so in 1 hour   it can travel 30 miles

the first one is x^2+2x+2

the second one is x^2+4

the last one is x^2-4x+8

step-by-step explanation:

for the free

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step-by-step explanation: