Which matrix represents the system of equation shown below?

3x+y=1

-y=5

A box of oat cereal costs $3.90 for 15 ounces. A box of rice cereal costs $3.30 for 11 ounces. Which box of cereal cost less per ounce

Megan deposited $2 into her savings account on the first Friday of the month. Each week she doubles her deposit from the week before. A. If this pattern continues, how much money will she deposit in week 4? B.

If the dimension is 2 inches by 1.5 inches the scale of the copy is 1 inches=40 centimeters

Find the highest common factor of 80 and 20

You have 16 coins that are heads up 18 coins that are tails up after you add some coins that are tails up the ratio of heads up to tails up is 1 to 1.5 how many coins are tails up

The town of Maxwell increased its annual budget from $1,300,000 to 1,800,000. Find the percent increase in the budget

What is the value of x + |y| when x = - 4 and y = - 12? a. - 16 b. - 8 c. 8 d. 16

There were75 costumers in the store at 1:00. the store must be emptied of customers when it closes at 5:00. how many costumers must leave the store between 4:00 and 5:00.

Bookstore sells book in excellent condition for $2.50 and in fair condition for $0.50. Write an expression for cost of buying x excellent condition paperbacks and fair paperbacks

Find the volume of the pyramid 8in 10in 6in