Answer:
-1/3
Step-by-step explanation:
y=mx+b
m=-1/3
12 dollars because the question ask he saved last week
18.50/100 = 0.1850
0.1850 x 20 = 3.70
18.50 - 3.70 = 14.80
14.80/100 = 0.1480
0.1480 x 6 = 0.888
14.80 + 0.88 = 15.68
the final cost would be $15.68
Your best bet is to make a table of the x and y values.
Then plug -2, -1, 0, 1, and 2 in for x, into the equation to get the y values. That's how you get your points.
Answer:
Step-by-step explanation:
Send me a picture of the work so I understand better