Question

Complete the equation describing how x and y are related.

X | Y
0 | -1
1 | -1.5
2 | -2
3 | -2.5
4 | -3
5 | -3.5

Y= [?]x + [?]

Answer 1

Y = -0.5x - 1

Slope = Y2-Y1/X2-X1
Slope = -1.5-(-1)/1-0 = -0.5

Y-in. = X = 0
Y-in. = -1