It costs $4 to sign up for a music download service and $0.50 to download each song. Jada signs up for the service and begins downloading music. Complete the table showing how Jada can spend money downloading songs.

The weight of a radioactive isotope was 96 grams at the start of an experiment. after one hour, the weight of the isotope was half of its initial weight. after two hours, the weight of the isotope was half of its weight the previous hour. if this pattern continues, which of the following graphs represents the weight of the radioactive isotope over time? a. graph w b. graph x c. graph y d. graph z

1/4x+5=3/4. i can't get access to the answer to this question! and, my request on "contact us" will not go

Which of the following lines would not have its equation change after a dilation with a center at the origin? (1) y=x+3 (2) y=10 (3) y=4x (4) x=6