How do you solve 70 - 7•7

A radio signal travels at 3.00 • 10^8 meters per second. How many seconds will it take for a radio signal to travel from a satellite to the surface of Earth if the satellite is orbiting at a height of 3.54 • 10^7 meters? Show your work.

When the cost of a car is multiplied by 0.07 the result is $1720. Find the cost of the car.

Use a geometric model to factor x^2-6x+8 by following these steps

What value of x makes f (x) = 5 if f (x) = - 2x + 25?

The area A of a triangle with base b and height h is given by A=1/2bh. Find the area when b = 28m and h = 20m.

If 32 yd of knitted material is made from 6 lb of yarn, how many yards will be made from 55 lb?

Taylor is buying shares of stock that cost 8 dollars each. How many shares can he buy if he can spend no more than 250 dollars?

How many cubic yards is on a area 75'diameter 1.75' thick

On monday, roger drove to work in 20 minutes. on tuesday, he averaged 15 miles per hour more, and it took him 6 minutes less to get to work. how far in miles does he travel to work?

Wyatt's room is a rectangle with a perimeter of 40 feet. The wiidth of the room is 8 feet. What is the length of the room?