Points a, b, c, and d lie on line segment ad. if ab = x, bc = x + 3, cd = twice the length of bc, and ad = 53, what is the value of x? what is the length of bc?

Adam drew two same size rectangles and divided them into the same number of equal parts. he shaded 1/3 of one rectangle and 1/4 of the other rectangle. what is the least number of parts into which both rectangles could be divided into?

Planning for the possibility that your home might get struck by lighting and catch on fire is part of a plan for ?

Varies inversely with x. if y=8.5 when x=-1 find x when y=-1