Answer:(-1, 5)
Step-by-step explanation:
Add X1 + X2 then divide by 2. Add Y1 + Y2 then divide by 2.
Answer:
$3.80 per book
Step-by-step explanation:
I divided 19 by 5 to get the price per book
Multiply straight across (neg times a neg = a positive)
=28/81
Answer:
Step-by-step explanation:
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