The anwser to a direct variation y=3x

To find the inverse of a function you interchange the constant and the f (x) value and solve for f (x). True or false

Which expressions are equivalent to 35 + 30s - 45t?

Dara went on vacation to New York City 2012. She bought a $20 pass to ride the subway. Each time she rode the subway it cost her $2.25. If she rode the subway 7 times, how much money was left on her pass at the end of her trip?

42=7r I am also Very confused with this one I am not very smart.

2. The current cost of gourmet coffee is $14 per pound. At the corner market the cost has increased 10% per year over the past several years.

Find the mean, median, and mode of the data. Choose the measure that best represents the data. Explain the reasoning. 91,87,65,87,72,62,12

What is the axis of symmetry for the function f (x) = 3 (x-2) ^2+4

What two digit number is three times the sum of its digits?

Factor completely 3x ^2 - 27

Compare the following 3/5 and 6/11