What is the measure of

What is x and y (use substitution? ) 5x+3y=38 and y=3x+8?

Look at the following graph of the given equation. determine whether the equation is a function. explain why or why not.

The map shows the location of the airport and a warehouse in a city. though not displayed on the map, there is also a factory 112 miles due north of the warehouse.a truck traveled from the warehouse to the airport and then to the factory. what is the total number of miles the truck traveled?