What is the value of - 2xy if x = - 1 and y = 6?

Pat needs to paint an 8 ft x 36 ft rectangular wall. what is the area that she paints?

For 3/5=2/3t how do you get t=9/10

My daugher is trying to Solve - 7.8x=-1.56

8 divided by 643 how do i the answer

A computer is on sale from two different internet sites. site a sells it for $1,250 plus free shipping. they offer a 20% discount with an internet coupon. site b sells the same computer for $1,000 plus a $20 shipping charge

A newspaper reporter wants to know how popular the hobby of bird watching is in the city. He asked people at the local bird refuge if they watched birds as a hobby. Which of the following best explains whether the reporters data is valid or not?

I am very confused on how to figure out if y = 3/4x is proportional?

Alison wants to buy a mountain bike for $339.12. If she saves $28.26 each month, in how many months will she be able to buy the bike?

At 12 o'clock the temperature was 7°C. The temperature decreased by - 20°C. What is the new temperature?

Ashleys rentals charges $27.50 per hour to rent a surfboard and a wetsuit. Darlas surf shop charges $23.25 per hour to rent a surfboard plus $17 extra for a wetsuit.