1. Find the sum or difference. 9(x-4)+(2x-14)
2. Find the sum or difference.
(4y+3)-(y-2)
3. Find the sum or difference.
(3x-5)+(4x+1)
4. Find the sum or difference.
(2m+7)-1(3-4m)

Josh has a rewards card for a movie theater he receives 15 points for becoming a rewards card holder he earns 3.5 points for each visit to the movie theater he needs at least 55 points to earn a free movie ticket which inequality can josh use to determine x, the minimum number of visits he needs to earn his first free movie ticket.

M.xyz =radians. covert this radian measure to its equivalent measure in degrees.

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