Solve for x. 3 (x + 2) + 4 (x - 5) = 10

Solve for r. 33 + r = 82 ?

How do u do percents greater than 100 and less then 1

How to find the radius of a cone with the slant height?

Reduce this fraction to lowest terms: 27/45

The class has a lizard and a frog. The lizard eats the same number of insects each day. The frog also eats the same number of insects each day. On day one, the lizard eats fourteen insects and the frog eats ten insects.

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.