(-15+7)x-3- -11+24/-8 the anwer is -10 how did u get that answer

Find the solution of this system of equation -7x+y=-20 9x-3y=36

The monetary value earned for selling goods or services to customers is called a.) revenue b.) assets c.) money d.) accounting

The population of a small rural town in the year 2006 was 2,459. the population can be modeled by the function below, where f(x residents and t is the number of years elapsed since 2006. f(t) = 2,459(0.92)