Answer:
5
Step-by-step explanation:
Calculate slope by choosing two points. (1, 5) and (2, 10)
slope = (10 - 5) / (2 - 1) = 5/1 = 5
(x+y)(x-y)
x^2 - xy + xy - y^2
x^2 - y^2
mean:
team 1: 41
team 2: 56
add all numbers then divide by how many numbers
