Answer:
40.90
Step-by-step explanation:
I do not know what pen is but if it is dollars then....
Answer: The slope is 80.75.
Step-by-step explanation: You just use the formula for rise over run.
(x-9) (x+2)=x²+2x-9x-18=x²-7x-18
Answer:
9.6
Step-by-step explanation:
10 = 8
12 = x
then simply solve for x