Darren practiced piano 555 days this week. He practiced \dfrac34 4
3
​
start fraction, 3, divided by, 4, end fraction of an hour each day.
How many hours did Darren practice piano this week?
hours

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 answer is y < -3 or   y > 3

-3y > 7 + 2

-3 y > 9

y < -3

answer: c

(2, -4)

goes 7 to the

(9, 4)

easy