Jake recorded a special album in honor of mothers day. his mom was so excited she purchased 40% of gthe copies in the store. she has 80 copies of the cd. how many cd's did the store have for sale?

If you double the input of a function and it results in half the output, and if you triple the input and it results in a third of the output, what can be guessed about the function? check all that apply.

When steve woke up. his temperature was 102 degrees f. two hours later it was 3 degrees lower. what was his temperature then?

Y= x – 6 x = –4 what is the solution to the system of equations? (–8, –4) (–4, –8) (–4, 4) (4, –4)