I think it's 0 since anything multiplied by 0 is, well, 0! No matter what the sign is. I believe the correct answer is 0 :)
Answer:
(x,y)----(x,y+3)
Step-by-step explanation:
Answer:
v=0.79x+3.99
f=1.89x+5.49
combined cost: 2.68×+9.48
38= 19+19.................