14. The pattern is subtracting one number higher each time from each as it goes
Answer:
it's = 0
you have to use the steps of maths
Answer:
-17
Step-by-step explanation:
It is basically subtracting 4 from 21 except the answer is negative
Answer:
(Amount for 1 inch of red ribbon) x (240) = total cost
Step-by-step explanation:
Answer:
(a-b, c)
Step-by-step explanation:
The midpoints of the two diagonals are the same, so we have ...
(P + (-a, 0))/2 = (O +(-b, c))/2
Multiplying by 2 and subtracting (-a, 0), we get ...
P = (0, 0) +(-b, c) -(-a, 0)
P = (a-b, c)