Answer asap if answered in 10 minutes will award brainliest

Ineed asap graph the system of equations 2x+y=5; 14+7y=35

What is the shape of the height and weight distribution

Suppose that prices of a gallon of milk at various stores in one town have a mean of $3.71 with a standard deviation of $0.10. using chebyshev's theorem, what is the minimum percentage of stores that sell a gallon of milk for between $3.41 and $4.01? round your answer to one decimal place.