# mathematics

Write each answer in polynomial in simplest form
Jack deposited some money in his savings account in September. In October he deposited twice as much as in September,and in November he deposited one-half as much as in September. If x represents the amount of money deposited in September,represent,in terms of x,the total amount Jack deposited in the 3 months.

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1. Sept deposit --- x
Oct deposit ---- 2x
Nov deposit -- (1/2)x or x/2

total (ignoring any interest involved) = x +2x + x/2
= (2x + 4x + x)/2 = 7x/2 or 3.5x or (7/2)x

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