Mr. mace's class is planning a field trip, and 3/5 of his students want to got chicago. of those who want to go to chicago, 2/3 want to go to navy pier. what fraction of the class wants to go to navy pier?

2x minus y equals 6, x plus y equals negative 3

What is the answer to the question 5x+2x

Grace is standing 18 feet from a lighthouse and kelly is standing 10 feet from grace. the angle that grace looks up to see the top of the lighthouse is 45°. the angle that kelly looks up to see the top of the lighthouse is y°. find the height, h, of the lighthouse. find the angle, rounded to the nearest tenth of a degree, in which kelly looks up to the top of the lighthouse. to the nearest tenth of a degree, find the value of x° . in two or more sentences, explain your calculations