What is the area of a trapezoidal pool with a height of 15 yd and bases of 14 yd and 26 yd?

2(n-1)+4n=2(3n-1)n=0no solutioninfinitely many solutions n= - 4 !

One side of a rectangle is 7 feet shorter than seven times the other side. find the length of the shorter side if we also know that the perimeter of the rectangle is 306 feet.

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