Part A
Mr. Ramirez explains that planting trees behind the playground as part of the Earth Day activities. The student will plant one section with bushes, one section with maple trees, and one section with locust trees. Mr. Ramirez measures the width of the planting area, and it is 30 meters. He shares a diagram with a plan for the different sections of the planting area.

Abby wants to write an expression to represent the total planting area.

Write two expressions to represent the total area available for planting.

What is the solution to this system of equations? y= 2x - 3.5 x - 2y = -14

If a runner who runs at a constant speed of p miles per hour runs a mile in exactly p minutes what is the integer closest to the value p

Which scenarios are most effectively explored by conducting an experiment? there is more than one correct answer. select all that apply. researchers want to study the effectiveness of a particular drug for treating migraines. they want to know which dosage of the drug yields the best results with the least side effects. to ensure fair results, the researchers want to ensure that participants and dosage administrators do not know which dosage participants receive. a teacher wants to plan a class fieldtrip and quickly determine where students prefer to go for the class fieldtrip. a car mechanic wants to know which of two engine brands makes better-performing engines. he wants to test the engines in identical situations and rate their performance in a way that can be fairly measured. a chemist studies the properties of a metal compound. she wants to know how the sample size of the metal affects its ability to conduct electricity. she wants to conduct the research in a controlled environment to minimize bias. a realty company wants to know the average income of its clients. the company wants to gather data income from current clients.