The height of a triangle is 4 m less than its base. the area of the triangle is 48m^2 what is thr length of the base

Which answer is the solution set to the inequality |x|< 9? a. x< -9 or x> 9 b. x> -9 and x< 9 c. x> -9 or x< 9 d. x< 9 and x< 9

Which equation represents a line that is parallel to the line whose equation is 3x-2y=7( show all work)

Two corresponding sides of two similar triangles are 3cm and 5cm. the area of the first triangle is 12cm^2. what is the area of the second triangle?