2. A proportional relationship between x and y is shown in the graph below.
(a) Besides the origin, give the coordinates of the two
marked points on the line, A and B.
A:
B:
(b) For both points, calculate the ratio of y to x.
Simplify all fractions.
A: 2-
X
B: 2=
X
(c) What is the slope of this line?
y
10-
A
(d) What is the equation of this line when solved for y in terms of x?
B
S
10