If a (z) = 2z - 7, then a (?) = 2 (x+1) - 7

The area of a rectangular soccer field is 5000 yd^2. The length of the field is twice the length. Find the dimensions of the field.

Clark has 200 cows and 10 bulls. Express in simplest form the ratio of cows to bulls?

A fruit seller has 64 oranges in some bags. each bag has 8 oranges. she sells the oranges for $2 per bag. how much does she sell all the oranges for?

How do you work out 2/3 divided by 5/9?

Jessica is walking home from a friend's house. after two minutes she is 0.7 miles from home. twelve minutes after leaving, she is 0.2 miles from home. what is her rate in miles per hour?

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.