Sam borrow $2,000 from the bank at a rate of 7% simple interest per year. How much interest did he pay in five years?

Dy/dx e^8x = sin (x+4y)

There are 630 dishes that need to be rinsed. manuel can rinse them in 105 minutes by himself. it will take his friend carlos 70 minutes to rinse these dishes. how long will it take them if they rinse these 630 dishes together?

Jimmy is going to pack his backpack for a trip. His backpack is 60 cubic litres. He has a pile of equipment that takes up 43 cubic litres and then he has his sleeping bag that takes up 23 cubic litres.

Solve for x. Show your work or explain your answer. 3x + 1 = 2x + 4

What objects in your everyday lives are in the shape of a triangular prism?

170 percent converted to a fraction equals: ... ?

kristi made an error when she used the distributive property to slove the problem shown sentence describes the error?

Carolyn paid a mechanic x dollars per hour for a 5-hour job plus $70 for parts. The total charge was less than $320. Which equation can be used to determine how much the mechanic charged per hour? A. 5x<320+70 B. 5x<320-70 C. (70+5) x<320 D.

The rectangle shown has a perimeter of 54 cm and the given area. It's length is 3 more than 5 times it's width. Write and some a system of equations to find the dimensions of the rectangle

What is 7/10 minus 1/10 in simplest form?