John buys one Playstation 4 system for $269. PS4 games costs $49.99 each. Write an algebraic expression that describes how much John will spend (before
sales tax), based on purchasing the PS4 system, and the number of games.

Write a 150-word essay describing the effect of people's activities on the environment in the region.

The african continent is home of the worlds largest desert and longest river . t or f

If we review the changes in the landscape surrounding the great salt lake in utah we can see a change in topography. look at the area to the south of the lake. what change has occurred during the last twenty-nine years? a) erosion of the hills b) an increase in marshland c) flooding of the area and the development of wetlands d) deposition of sediments and an increase in elevation