What is the explicit rule for the sequence?
12,6, 0, -6,
an = 18 - 6n
an = 18 – 12n
an= 18 + 6n
an = 6 - 6n

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Barbara deposited $300 in the bank. if the bank pays her simple interest at the rate of 4 percent per year, how much money will she have in her account at the end of 9 months?

Which statement best explains why ben uses the width hi to create the arc at j from point k

If the ratio of sum of the first m and n terms of an ap is m2 : n2 , show that the ratio of its mth and nth terms is (2m − 1) : (2n − 1).