Select the correct difference.

-3z^7 - (-5z^7)

2z^7

8z^14

-2z^7

2z

Kelli had $0.55 in her pocket to buy a snack after school. Renee had $1.64 in her pocket. They decided to share a snack. how much can they spend on a snack altogether?

A pizza delivery shop averages 21 minutes per delivery with a standard deviation of 3 minutes. what is the probability that a pizza takes less than 15 minutes to be delivered?

I'd the ratio 25 to 16 proportional to the ratio 5 to 4 explain

You are considering developing a regression equation relating a dependent variable to two independent variables. One of the variables can be measured on a ratio scale, but the other is a categorical variable with two possible levels. a.

What is the effect on the graph of the function f (x) = 2when f (x) is replaced with f (2/3x) ? A) vertical stretching B) vertical compression C) horizontal compression D) horizontal stretching

Simplify | 4-9 | A) 13 B) 5 C) - 5 D) - 13

Plastic cups come in packages of twenty-four and straws come in packages of twenty. What's the smallest number of each that could be bought so that you had the same amount of cups and straws?

What is 12+2-8=6-12 = - 6 + 18

A ramp leading into a building makes a 15 degree angle with the ground. The end of the ramp is 10 feet from the base of the building. Approximately how long is the ramp? Round to the nearest tenth.

What is 7 hunderedths in simpilest form?