You have 250 envelopes, part will be filled with $10 coupons and the rest will be filled with $15 coupons. if the total coupons are worth $3150 how many of each type will you have ?

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.