What is the value of y in the system of equations shown below?

7x - 7y = 49

3x - 16y = 34

Select one:

A. - 2

B. - 1

C. 0

D. 1

Allison practices her violin for at least 12 hours per week she practices for three fourths of an hour each session if Allison has already practiced 3 hours this week how many more sessions remains for her to meet or exceed her weekly practice goals.

Emma is saving for a bicycle that costs 300$. This month sje reaches

what is the product of the binomial (x+4) (x+3)

If f (x) = 5x^0+4x^-3 then f (a) = ?

What is the factorization of the polynomial below - x^2-15x-56

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.