Why were the people of steppes nomadic? (pg. 330)

Sanjay solved the equation below. which property did he use to determine that 7x+42=42 is equivalent to 7(x+6)=42 7x+42=42 7x=0 x=0

Match each person with his contribution. aristotle socrates eratosthenes hippocrates he studied the causes of illnesses in search of cures. he created a teaching method that involved asking questions. he determined that earth was round. he educated alexander the great.

On a production possibility curve, data points that fall outside of the curve represent an inefficient allocation of resources. a balanced allocation of resources. ideal production. a currently unattainable production.