Solve
x + 2y = 3
x - y = 6
x = ?
y = ?

The estimated number of people to attend the last bengals game of the season was 2000. the actual number of fans attending was 1200. by what percent did the estimate differ from the actual?

The square pyramid has a volume of 441 cubic inches. what is the value of x? 1/7x is the height x is the base

At the electronics store you have a coupon for 20% off up to 2 cds you buy for cds with the original cost of $10.99 each the sales tax is 5% what is the total cost of your purchase