What is the sum of the first 8 terms where an=-n+18?

Which is greater - 45.80 or - 69.10

Alan weighs 3 pounds more than twice what Dylan weighs. Write an expression to represent Alan's weight in terms of Dylan's weight.

What means debit? and credit?

The circumference of a circle is C centimeters. The diameter of the circle is 13 centimeters. Which expression best represents the value of π? A) C/6.5 B) 6.5/C C) C/13 D) 13/C

What do you multiple the number 3 by to get number negative six

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.