7x when x=3
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Which of the following is the explicit rule for a geometric sequence defined a recursive formula of a -5a for which the first term is 23?

He weights of 2-pound bags of best dog food are approximately normally distributed with a given mean  and standard deviation  according to the empirical rule, what percentage of the bags will have weights within 3 standard deviations of the mean? 47.5%68%95%99.7%

Write an inequality for this description. - one fourth of the opposite of the difference of five and a number is less than twenty.