Ineed with solving equation. you work at a telemarketing company and your boss wants you to decide which phone service to use. local call charges$150 every month and .20 per minutes after the 400th minute how do i solve this problem

Write the expression 7x^3-28xy^2 as the product of 3 factors

Seymour is twice as old as cassandra. if 16 is added to cassandra’s age and 16 is subtracted from seymour’s age, their ages become equal. what are their present ages? show !

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.