To attend a Baseball game, a family of 2 adults and 4 kids pays $70.90. Another group 7 adults and 3 kids attend the same game and pay $139.80
Write a system of equations that can model this situation.
Let a cost of one adult ticket and k = the cost of one kid ticket.

Sanya noticed that the temperature was falling at a steady rate of 1.4 degrees every hour from the time that she first checked her outdoor thermometer. by 6 a.m., the temperature had fallen 21 degrees. which expression can you use to find how many hours earlier she had first checked the thermometer?

Identify the type of observational study described. a statistical analyst obtains data about ankle injuries by examining a hospital's records from the past 3 years. cross-sectional retrospective prospective

Anna is constructing a line segment that is congruent to another segment ab. for the construction, which tool should be used to mesure segment ab