B-4.2< -7.5
Explanation-
They say b minus 4.2 so we set it up like b-4.2 then it says less than so we use <
Answer: 14?
Step-by-step explanation:
not sure cause you didn’t put options but i typed it in symbolab functions calculator and that’s what it said..
It says 20% OFF, so you would do, 1 - 0.20 = 0.80, so you would multiply 0.80 with 80 and get 64.