What do the following two equations represent? Y-3=2(x-3) and y+5=2(x+1)

With finding limits of multi variable !

In a young single person's monthly budget, $150 is spent on food, $175 is spent on housing, and $175 is spend on other items. suppose you drew a circle graph to represent this information, what percent of the graph represents housing?

For the feasibility region shown below find the maximum value of the function p=3x+2y