Which equation has the solution x = 9? Select each correct answer. Responses x3+7=8 x over 3 end fraction plus 7 equals 8 4 + 5x = 18 4 + 5, x, = 18 81x−3=6 81 over x end fraction minus 3 equals 6 24−2x=13 24 minus 2 x equals 13 2x−3=15 2 x minus 3 equals 15 3x + 2 = 25 3, x, + 2 = 25