Sarah works at a concession stand for 2 hours show earn $15.50 but if she works for 4 hours she learned $31 find the rate of change?

What is 4 (3x-1) = 3+8x-11

What would be the most logical first step for solving this quadratic equation. x^2+2x-11=4 A. Decide both sides by x B. Take the square root of both sides. C. Add 11 to both sides D. Subtract from both sides.

State how many significant figures are proper in the results of the following calculations: (a) (106.7) (98.2) / (46.210) (1.01) (b) (18.7) 2 (c) (1.60*10-19) (3712).

The distance between (2, 0) and (5, - 1) is: 9. 0. 10.

Find the ratio of a 1 1/2 diameter to a 4 9/10

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.