The midpoint of \overline{\text{AB}}AB is M(4, -2). If the coordinates of A are (3,−6), what are the coordinates of B?​

What is the value of r of the geometric series?

Consider the following estimates from the early 2010s of shares of income to each group. country poorest 40% next 30% richest 30% bolivia 10 25 65 chile 10 20 70 uruguay 20 30 50 1.) using the 4-point curved line drawing tool, plot the lorenz curve for bolivia. properly label your curve. 2.) using the 4-point curved line drawing tool, plot the lorenz curve for uruguay. properly label your curve.

What is r i 4.5+10r=-6.5 with work pls