What is the value of the expression
numerical answers expected!

Note: enter your answer and show all the steps that you use to solve this problem in the space provided. x − 2 − 1 0 1 2 y use the function rule to complete the table. − 10 x + y = 4

What is the value of y? round to the nearest tenth

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