How much would it cost for one cookie at the price of 2.49

Gabriel determined that his total cost would be represented by 2.5x + 2y – 2. his sister states that the expression should be x + x + 0.5x + y + y – 2. who is correct? explain.

Given that s is the centroid of triangle mno, find sq.

Dimitri used a coupon that saved him 80 percent, or $6.87. he paid $34.35 for the items. dimitri used a coupon that saved him 80 percent, or $27.48. he paid $34.35 for the items. dimitri used a coupon that saved him 80 percent, or $6.87. the price of the items before the discount was $34.35.dimitri used a coupon that saved him 80 percent, or $27.48. the price of the items before the discount was $34.35.