It takes 4 hours to paint 15 doors at the factory at this rate how many hours will it take to paint 90 doors

Use an inverse matrix to solve the matrix equation.

Raul bought a soft drink and a sandwich for $9.90. Which is he price of each if the sandwich cost 3.5 times as much as the soft drink

2w ^ 2 + 6 = 5w How do I get rid of the square so I can combine the w's?

A new athletic shoe store had expenses of $40,000 for designing and building the shelves and counters and $120,000 for the first year's shoe inventory. So far this year, the shoe sales are $70,000.

The square root of 3111 to the power of 2

Hot dogs are $10 orange drinks or $20 checks are $25 and popcorn is $20. Austin bought two hotdogs and bag of popcorn and an orange juice. Austins bag and couch balance is $50. What was what would his balance be after paying all these expenses?

Solve the equation. 5y - 1 + y = 34 + 4y - 5y

Draw an angle BAC. Extend the sides AB and AC of the angle. Does this change the size of the angle?

Robyn ran 5 3/4 miles last week. She ran 4 1/10 this week. How many more miles did she run last week?

What are all the factors of 360?