Two Trains, Train A and Train B weigh a total of 530 tons Train A is heavier than Train B. The difference of their weights is 452 tons. What is the weight of each train?

Aline passes through the point (–7, 5) and has a slope of 1/2 which is another point that the line passes through?

The input to the function is x and the output is y. write the function such that x can be a vector (use element-by-element operations). a) use the function to calculate y(-1.5) and y(5). b) use the function to make a plot of the function y(x) for -2 ≤ x ≤ 6.

When a 757 passenger jet begins its descent to the ronald reagan national airport in washington, d.c., it is 3900 feet from the ground. its angle of descent is 6 degrees. how far must the plane fly to reach the run way? a. 37,106 ft b. 37,310.4 ft c. 23,456.6 ft d 2,492.7 ft