Answer: 78
Step-by-step explanation:
88+90+75+78+100+54+90+100+45+60 = 780
Divide this number by the total number of factors,in this case 10:
780/10 = 78
Answer: =3.5x Slope:
3.5
y-intercept:
0
Answer:
Points R and T are plotted incorrectly
R is at the point (0,-3.5), and T is at the point (-4.5,2.5)