The expression 5(x−y) equals 0.7 if x and y have certain values. Evaluate the following expressions with the same values of x and y.

If y varies directly as x2 and y=6 when x=6, find the constant of variation.

What is the equation of a line passing through (-6,5) and having a slope of 1/3

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?