John has two part time jobs. He works no more than 40 hours per week. He earns $6 per hour from the first job and $8 per hour from the second job. To cover his expenses, he needs to earn at lease $210 per week. Which of the following system of linear inequalities shows the number of hours he can work on each job? Let x be the number of hours he can work per week in the first job and y be the number of hours of work per week in the second job.
x+y <= 40
6x+8y >= 210posted by Steve
jessie saves $6 each week.in how many weeks will she have saved at least $50?posted by jessie