2a+3b-5b+7a (simplify)

What is 3 and five eighths plus 6 and one half?

There is a 3/4 chance you could win $100,000.00 in tomorrow's Irish sweepstakes. How much would you pay for a ticket? (Hint: find the theorethical value of a ticket.)

What for the radius have to be so the area and circumference and area are the same

3 sisters are each 2 years apart in age. The youngest sister is Emily, the middle sister is Samantha and the oldest sister is Lauren. Together their combined ages are 42. How old is each sister? a. Define the variable (s). b.

John's garden has an area of 28 square feet. The rectangular garden is 7 feet long. What is the width of the garden

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.