Translate each sentence into an equation. then solve the equation eight decreased by a number equals to the quotient of 15 and 5. find the number

Find an equation of the line perpendicular to the graph of 28x-7y=9 that passes through the point at (4,1)

Monitors manufactured by tsi electronics have life spans that have a normal distribution with a standard deviation of 1800 hours and a mean life span of 20,000 hours. if a monitor is selected at random, find the probability that the life span of the monitor will be more than 17,659 hours. round your answer to four decimal places.

What fraction is equivalent to 0.46464646··· a. 46⁄99 b. 46⁄999 c. 46⁄100 d. 23⁄50