1. which of the following expressions is not equal to 0.00055? 55 • 10^-5 5.5 • 10^-4 5.5 • 10^4 0.55 • 10^-3 2. a satellite can move at 17,000 miles per hour. how many hours will it take to reach a star that is three light years away? recall that 1 light year = 9.5 ∙ 10^12 kilometers and 1 kilometer = 0.62 miles. show your work.

Matt and brian were solving a system of equations. they both noticed that the two lines had the same slope. brian said that because each line in the system had the same slope, the two lines had to be parallel, which meant the solution to the system was "no solution" matt disagreed, and said they should also look at the y-intercepts before determining how many solutions there were. who is correct?

There are 4 cups in a quart and 4 quarts in a ganon.jug of water? . how many cups are in a 5-gallon jug of water?

One integer is 8 times another. if the product is 72, then find the integers