Question

Find the equation of the line shown.

y
10
9
8
7
6
5
4
3
2
1
х
0 1 2 3 4 5 6 7 8 9 10

Answer 1

y = -2x + 9

Explanation:

I'm going to use the points

(1,7) and (4,1)

1-7/4-1 = -2 = m

y - 7 = -2 (x - 1)

y - 7 = -2x + 2

y = -2x + 9