What is the sum of (2x + 9) + (5x - 7)

Which inequality is equivalent to -3x < -12? x < 4 , x < -4 , x > 4, x > -4

What is the value of f(x) = 2.2 for f(-2)?

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.