Answer:
rate of change=slope= y2-y1/x2-x1
Step-by-step explanation:
x: -2|-1|0|1
y : 5|4|3|2
so choose 2 ordered pairs. in this case, we will choose (-2,5) and (-1,4)
now we plug them in:
4-5=-1
-1-(-2)=1
so -1/1 is equal to -1, meaning it's answer option b.