7.3 as a mixed number simlified

What is the answer to the math problem 6 + (-3)

Solve the system by elimination x+3y=5 -x-y=-3

What does "relationship" mean in the question, "what is the relationship between 4's in the number 4,400?

Circle A has a radius of 2.0 cm. Find the radius of circle A dialated by 9.6 Round answer and include units

Angle AOC and angle BOD are vertical angles. If m∠AOC = (4x + 40) ° and m∠BOD = 120°, which equation could be used to solve for x?

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.