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Answer:
3/8
Step-by-step explanation:
the rate of change is the slope:
.
we can find the slope by choosing any 2 points from the system:
for ex; (8,4) and (-8,-2)
the slope = 4- (-2) / 8 - (-8) = 6 / 16 = 3 / 8
.
so 3 / 8