Find the slope of the following graphs. ( even if you could just describe what i need to do that would be great, i have no idea where to even start! )

This needs to be done quick you are studying different function tools and begin working with this function y=-160-9(x) use the equation to answer the question y=-160-9(x) what is the y value when x equals -13? y=-160-9(x)

It says factor each expression 49x-28?

The base of a triangle exceeds the height by 9 inches. if the area is 180 square inches, find the length of the base and the height of the triangle.