I'm legit just tryna finish my basic subtracting negatives homework that's overdue

Homer and Mike were replacing the boards on Mike's old deck. Mike can do the job alone in 1 hour less time than Homer. They worked together for 6 hours until Homer had to go home. Mike finished the job working by himself in an additional 6 hours.

jennifer is saving money to buy a bike. the bike cost $252. She has 119 saved, each week she adds $19 to her savings.

The sum of three angles formed by the intersection of two lines is 220°. find the measures of all angles.

Solve 4 1/2 + 1 3/5.

Jose will travel 268 km with his family this weekend. How many miles will he travel? Round to the nearest hundredth.

The stock of Company A lost $4.25 throughout the day and ended at a value of $63.75. By what percentage did the stock decline?

What is the period of 913 in 913,256

A bank contains 27 coins consisting of dimes and quarters. the coins have a total value of $4.95. Find the number of dimes and quarters in the bank.

what does a + a equal to

Mr. Santos is carpeting his living room. The room measures 21 feet by 15 feet. The carpeting costs $9 per square foot. How much carpeting will he need (in square feet), and how much will it cost?