당신의 가장 친한 친구 이름은 무엇입니까???

Ou work as a cashier for a grocery store and earn $5 per hour. you also mow lawns and earn $10 per hour. you want to earn at least $50 per week, but would like to work no more than 10 hours per week. which system of inequalities, along with y ? 0 and x ? 0, would you use to solve the real-world problem?

Which item is an example of a primary source

The former soviet union was an example of a communist country where the government has all the economic and political power free enterprise was encouraged consumers had many choices individual freedom was allowed