Answer: 7
Step-by-step explanation:
If the price went down $5 per day for four days straight, then it would have went down $20 total after the four days.
Answer:
11
13
15
23
Step-by-step explanation:
you substitute each x value in the table with the x in the equation
f(x)= 2x+13
f(x)= 2(-1)+13 .... repeat for each
