Answer:
y=-1x+13
Step-by-step explanation:
y=mx+b
Replace the x and y values...
y(4)= -1 (9)+b
4= -9+b
+9= +9 +b
13=b
(9, 4)
x. y.
m= -1
Hope this helps :)
There is a negative slope we start at (9,4) and go up one and to the left one. Eventually pass the y-axis at 13.
