Solve system of equation by substitutionx-2y=3, 4x-8y=12

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.

X+y=-4 x-y=2 use elimination with adding and subtraction

Jordan got 27 out of 90 correct on his test . what fraction of the marks did her get correct