Is C + 11 = 20; c = 9 a solution if the equation

Classify the triangle formed by the side lengths as right, acute, or obtuse 6,8 and 10

the price of a car has been reduced from $13,500 to $10,665. what is the percentage decrease of the price of the car?

How to solve the equation:8y + 3y = 44

Javiers grandmother lives 120 miles away. It takes 1 hour to travle 40 miles by train. If javier leaves at 7a. m is it reasonable to say he will arrive in his grandmother's city by 9a. m

How many ways to take away 5

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.