Evaluate expression using the value given for the variable

7b - 2a, when a = - 3 and b = 4

Which equation represents a line that passes through (-2, 4) and has a slope of? y - 4 = (x + 2) y + 4 = (x - 2) y + 2 = (x - 4) y - 2 = (x + 4)

A production line produces 12 cd players every 4 hr. how many players can it produce in 37 hr?

A sports-equipment factory produces sports balls. On Monday, they produced 1,080 balls altogether. All of the balls they produced were either volleyballs or soccer balls. They produced 7 times as many volleyballs as soccer balls.

What is the answer to 5x + 9 = 38

a coast redwood tree is about 10 times as tall as an apple tree one of the tallest coast redwood even measured was 254 feet fall how tall would you expect an apple tree to be

The list price of an item is $ 93.45. The supplier is offering a series trade discount of 7/23. Find the net cost.

Solve for x and y X+y=4

Kevin is buying a cover for his circular swimming pool. If the diameter is 20 feet, how much material will it take to cover the pool? Use 3.14 for pi. 31.4 ft2 62.8 ft2 98.6 ft2 314 ft?

One recipe for pancakes says to use 1 1/2 cups of mix to make 7 pancakes. How much mix is needed to make 35 pancakes

A dump truck brought 1/3 of a ton of rock on the first trip, 1/2 of a ton on the second trip, and 4/5 of a ton on the third trip. What was the total weight of the rock?