Halle is planning a party and needs to buy chicken and steaks. one package of chicken costs $7 and steaks cost $4 per pound. she cannot spend more than $40. she knows steak is going to be popular so she wants to buy at least 5 lbs of steak. write a system linear inequalities to model the situation.

An unknown number x is at most 10. which graph best represents all the values of x? number line graph with closed circle on 10 and shading to the right. number line graph with open circle on 10 and shading to the right. number line graph with open circle on 10 and shading to the left. number line graph with closed circle on 10 and shading to the left.