A backpacker started his day at an elevation of x feet above sea level. After a day of hiking, the backpacker was at sea level. Which equation models this situation?

A principal placed a total of 288 math books on 8 book charts. He placed an equal number of books on each cart. Each book is 6 pounds. How much pounds of books was placed on the last book cart.

Uses fewer than 5 coins to pay 60 c

Which value is the 10th term in the sequence:-62,-47,-32,-17,-2?

And a scale drawing of an apartment, 1 cm represents 2 3/4 Feet. If the length of the kitchen is 4 1/2 cm on the scale drawing, what is the actual length, in feet of the kitchen

5 questions 1. What is the third term in the binomial expansion (x-y^5) ^3? -3x^2y^5 -3xy^10 -9x^2y^2 -15xy^10 2. Use Pascals Triangle to expand (3a - b) ^4 A. 81a^4+12a^3b+18a^2b^2+12ab^3+b^4 B. 81a^4-12a^3b+18a^2b^2-12ab^3+b^4 C.

Which number is not in scientific notation? a. 1.1 x 10^213 b. 7.8 x 10^8 c. 3.02 x 10^-10 d. 35 x 10^4

What is 5/2 times x = 1

Consider the sequence below. 3, 1, 1/3, 1/9, ... Select the explicit function which defines the sequence.

Some kids went on a bike ride. The ride was six hours long and the kids traveled 54 mi. For part of the ride they biked at a speed of 7 mph and for part of the ride they biked at a speed of 11 mph.

The variable z is directly proportional to x. when x is 5, z has the value 55. what is the value of z when x = 12