F (n) = n - 4; Find f (2)

James had three times as many nickels as dimes. If the total value of his coins was $1.00, how many of each kind of coin did he have?

If a sample of 77 students were taken from a population of 950 students, o^2 could refer to the variance of how many of the students height

X (3x + 5) - 4 (3x + 5) A. 4x (3x + 5) B. (3x + 5) (x - 4) C. (3x + 5) (x + 4) D. - 4x (3x + 5)

What is 1360 in scientific notation

A restaurant owner wants to determine the effectiveness of his servers. The owner conducted a survey by asking 30 customers about the servers' effectiveness, on a day when the restaurant had 450 customers.

For every 24 minutes of television, there are 6 minutes of commercials. how many minutes of commecials are in 1 hour and 36 minutes of television?

There is a red, a green, and a yellow bulletin board hanging in the hallway. All of the bulletin boards are rectangular with a height of 4 feet. Their lengths are 6 feet, 5 feet, and 3 feet.

What is the equation of a line that is parallel to y=5/6x-10 and passes through (12, 8) ? Enter your answer in the box.

And earthquake wave travels through 55 km of rock in 25 seconds. Write a equation to represent the relationship between t, the number of seconds, and d, the total distance the wave travels.

2. The number of students in a classroom is 6 more than 4 times the number of teachers. There are 15 teachers. How many students are there?