Find QT if QT = X+ 6, SR = 12, PS = 27, and TR=X-4.

90.0% complete a b c d e confirm last week, your delivery runs took 7 hours 12 minutes on monday, 6 hours 46 minutes on wednesday, and 6 hours 53 minutes on friday. what was your average time for a delivery run?

Due sun 06/03/2019 11: 59 p the list below shows the ages (in years) of 10 people riding in a van to a math competition. calculate the mean age of the people in the van. round your answer to the nearest tenth of s year. 10 12 13 11 10 12 ages 11 38 mean- years ( round your answer to the nearest tenth.) median- years ( enter an exact answer.) hint: textbook measures of center, points possible: 1 license this is attempt 1 of 3. submit

Brainliest! write a verbal expression to represent the given equation. 4n-3=21