Adog eats 7 cans of food in 3 days. at this rate, how many cans of food does the dog eat in 3 + d days?

The area of a rectangle is 15+5y square feet. which of the following expressions could be the length of the sides of the rectangle, in feet a. 5 and 3y b. 5 and 3+y c. 5 and 5+y d. 3 and 5+3y

The distance between two cities is 368 miles. if the scale on the map is 1/4 inch=23 miles, what is the distance between the cities on the map?

Solve each quadratic equation by factoring and using the zero product property. n^2 - 49 = 0