Sam plans to walk his dog for a mile he walks him 3/8 of a mile and stops to get a water bottle then he walks 1/8 of a mile and stops to say hi to a friend have far does sam still need to walk his dog

2x minus y equals 6, x plus y equals negative 3

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.

The three sides of a triangle have lengths of 4x+3, 2x+8, and 3x-10. what is the length of the shortest side if the perimeter of the triangle is 136cm?