Which graph shows the solution of the system of equations?
4x-3y=
15
y=
23x-1

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

At school 460 of the students walk to school the number of students who take public transit is 20% of the number of students who walk. how many students take public transit

Lm is the midsegment of trapezoid abcd. if ab=46 and dc=125, what is lm?