Functions Let f(x) = - 6x + 1. Find each of the following:

f(a) =
2f(a) =
f(2a) =
f(a + 2)
f(a) + f(2)=
=

Astudent simplified a rational expression as shown.

10 ! a train starts from grand city and travels toward belleville 388 miles away. at the same time, a train starts from belleville and runs at the rate of 47 miles per hour toward grand city. they pass each other 4 hours later. find the rate of the train from grand city.

Three people are traveling and need to exchange the currency of their native country for the currency of the country they are visiting. drag each exchange to the category that shows the ratio of currencies in that exchange.