Write an addition fac that has the same sum as 3 + 7

For a field trip to the zoo, 4 students rode in cars and the rest filled nine busess. how many students were in each bus if 472 students were on the trip

Simplify 15(x - 4)(x -1)-3(x + 4)(x - 1) with steps

Asquare picture with sides of 32 inches is to be mounted on a square mat with sides of 52 inches. find the area of the mat that will remain uncovered by the picture.