Graph y-4=2x and identify
the slope and y-intercept.

It says factor each expression 49x-28?

Suppose that one doll house uses the 1 inch scale, meaning that 1 inch on the doll house corresponds to 1/2 foot for life-sized objects. if the doll house is 108 inches wide, what is the width of the full-sized house that it's modeled after? in inches and feet.

Aramp rises 4 feet over a distance of 10 feet. what is the length of the ramp?