Expand and combine like terms (9c^2+c^6) (9c^2-c^6)

Determine the decimal equivalent of 11/8

The expression 20L + 25G - 10 calculates the number of dollars that the ABC Lawn Company makes from mowing L lawns and raking G gardens. How many dollars does the company make from raking 444 gardens and mowing 333 lawns?

4*-6+x+3 what is the value of this expression when x = 8

A car can travel 28 miles per gallon of gas. How far can the car tavel on 8 gallons of gas?

Perform the calculation then round of the appropriate number of significant digits 21.05 : 5

Perform the indicated operation and write the results in the form a+bi 4i (-i+3) - 3 (6-2t)

While on a train trip, Marsha noticed that there were 35 people in her train car. After the next stop, there were only 21 people in her car. If p represents the percent decrease in the number of people in Marsha's train car, what is p?

Which of the following is a better buy: 8 pounds for $12.56 or 11 pounds for $16.83

On a road trip, Maura drove at a speed of 60 miles per hour for the first two hours. She then increased her speed by 25%. How fast was Maura driving after she increased her speed.

Albert can sell a ratio of 20 book every 2 hours. How many book can he sell in 12 hours?