Lorena calculated the slope of the linear function that is represented by the table of values as shown.
x
y
–10
15
–8
27
–6
39
–4
51
–2
63
m = StartFraction y 2 minus y 1 Over x 2 minus x 1 EndFraction = StartFraction 63 minus 51 Over negative 2 minus (negative 4) EndFraction = StartFraction 12 Over negative 6 EndFraction = negative 2.