Answer: 28
Step-by-step explanation: you have to add 21 + 7 because your counting up from -7 to 21
Answer: the X intercept mean this here
Ms.
Padilla is charged $0.04/min.
Ms. Padilla pays $16 for months she makes 0 min of calls
Step-by-step explanation:
You have to add 4 and 9 then drop your variable
