53,806 in expanded form using exponents

Determine the mean of the following numbers: 28,40,53,39,45

Nerissa has 5 pink bows, 1 blue bow, and 4 purple bows in a box. She will randomly choose 1 bow from the box. What is the probability Nerissa will choose a purple bow?

Find the equation of the line specified. The slope is 7, and it passes through (8, 6). a. y = 7x - 50 c. y = 7x + 6 b. y = 14x - 50 d. y = 7x + 62 Determine the slope and y-intercept of the line. y = 5x + 4 a. Slope = 4, y-intercept is (0, 5) c.

Evaluate the expression for the given value of x. -2x + 3 for x = 1

F (x) = 3x + h f (h-1) = 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.