Solve the following system by using substitution: 3y=6x+9 and y=4x+9

Agricutluie. tivuucts and colisumplium quiz active a b. most often limits product availability for consumers. religion culture transportation education d. select the best answer from the choices provided oa

Use your vocabulary words to complete the sentences below. more of the world's population is now concentrated in heavily populated urban areas known as a this is quite a contrast from the past when or native groups were either farmers or — hunters and gatherers who moved between places in search of food. advanced technology has led to the integration of world economics and cultures, in the world's more developed countries. this integration requires , the responsible use and management of natural resources.

Both pictures below were taken at the same time of day, but one picture was taken in summer, and the other in winter. how can you tell which is in winter