Answer:
the answer is A
Step-by-step explanation:
48 x 2 = 96
33 x 3 = 99
99 + 96 = 195
Because after a period of time (depends on the person) they build a body tolerance to the drug and need to take more in order to feel the same effect (high)
Combine like terms the variables first. 4b-15b=-11b
-7+3=-4
-11b-4