today, every thing at the store is on sale. the store offers 20 % disscount. if the regular price of an item is x dollars what is the discount price in dollar.

Suppose that sahil knows that 45 people with ages of 18 to 29 voted. without using a calculator, he quickly says then 135 people with ages of 30to 49 voted. is he correct? how might sohil have come up with his answer so quickly?

Factor the polynomial. b^2 + 4b + 4

Point a is at 12, and point d is at 56. point c is midway between a and d, and point b is midway between a and c. which of these is the coordinate of b?