Steve and his daughter went on 30 - mile backpacking trek in Yosemite national park. They hiked 7.7 mi the first day, 6.4 the second day and 8.0 mi the third day. How much farther did they have to go?

What is - 2 (w-5) + 4w+3 simplified

Complete the area model representing the polynomial x2 - 11x + 28. What is the factored form of the polynomial? Use the model to rewrite the expression.

3 (7-9x) - 5 (5x+1) = - 8 (9x-4)

Prove by induction that n! ≤ n^n for all n ∈ N.

Melissa bought a cake that cost $75. The sales-tax rate is 10 percent. What is the total amount she paid for the cake? $0.75 $7.50 $75 $82.50

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.