PLEASE HELP ME ON MATH NO LINK OR ILL REPORT A company owns two dealerships, both of which sell cars and motorcycles. The first dealership sells a total of 130 cars and motorcycles. The second dealerships sold twice as many cars and a third of the motorcycles as the first dealership, for a total of 210 combined cars and motorcycles.
a. Write a system of equations to model this situation.

b. How many cars did the First dealership sell? Provide Mathematical Justification.

c. How many cars did the Second dealership sell? Provide Mathematical Justification.

Apsychology student wishes to investigate differences in political opinions between business majors and political science majors at her college. she randomly selects 100 students from the 260 business majors and 100 students from the 180 political science majors. does this sampling plan result in a simple random sample? why or why not? no, because each group of 200 students in the sample does not have the same chance of being selected. yes, because each group of 200 students in the sample has the same chance of being selected. no, because each individual student does not have an equal chance of being selected. yes, because each individual student has the same chance of being selected.

Hurry the figure shows the front side of a metal desk in the shape of a trapezoid.what is the area of this trapezoid? 10 ft²16 ft²32 ft²61 ft²

What is the answer to this problem? ignore the work. what is the correct answer?