Enter an equation in point-slope form for the line. Slope is -4 and (1,8) is on the line.
The equation of the line in point slope form is:

Multiply. write your answer in simplest form. 3/8 x 5/7

Through non-collinear points there is exactly one plane.

Twenty points. 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