Use the quadratic formula to solve the equation If the solutions involve square roots give both the exact and approximate solutions 5x 3x 7 0 What are the exact solutions Select the correct choice below and if necessary fill in the answer box to complete your choice OA The solution s do es not involve s square roots The solution s is are x Simplify your answer Use a comma to separate answers as needed OB The solution s involve s square roots The solution s is are x Type an exact answer using radicals as needed Use a comma to separate answers as needed OC There are no real solutions