Solve the equation. 6 = 2(x + 8) - 5x
a. 2/3
b. 3 1/3
c. - 2/3
d. -3 1/3 user: twenty-five members of the eighth grade class at park center middle school are going to a museum and then to lunch. each student must pay an entrance fee to the museum and $7.25 for lunch. the total cost for the trip is $443.75. what is the entrance fee for one student?
a. $10.50
b. $17.46
c. $17.75
d. $61.21

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