A newspaper editor tracked the number of new subscribers to the newspaper each week in the table below. What was the average rate of change in the number of new subscribers between weeks 4 and 6?

Ametalworker has a metal alloy that is 30? % copper and another alloy that is 55? % copper. how many kilograms of each alloy should the metalworker combine to create 90 kg of a 50? % copper? alloy?

At his new job, jeremiah can choose an hourly rate of $9 plus a $50 weekly bonus for opening the store, or an hourly rate of $10 per hour with no opening bonus. the equations model his salary options. y = 9x + 50 y = 10x

Given: pqrs is a parallelogram prove: pr and qs bisect each other at t