Please Hurry!! Due in one Hour! Arthur is building a rectangular sandbox for his son. The area of the sandbox is 17 square feet. If the length of the sandbox is 3 feet, what is the width of the sandbox? Include your calculations in your answer or explain your answer in a complete sentence.

Solve the given system of equations. 2y= -x+9 , 3x-6= -15

Solve the problem. a student earned grades of c, a, b, and a in four different courses. those courses had these corresponding numbers of credit hours: 4, 5, 1, and 5. the grading system assigns quality points to letter grades as follows: a = 4, b = 3, c = 2, d = 1, and f = 0. compute the grade point average (gpa) and round the result to two decimal places. 3.40 3.50 8.75 2.18

Alexandra drove from michigan to colorado to visit her friend. the speed limit on the highway is 70 miles per hour. if alexandra's combined driving time for the trip was 14 hours how many miles did alejandra drive?