14x + 7y = 315 reduces to 2x + y = 4516x - 2y = 610 reduces to 8x - y = 305
2x + y = 458x - y = 305----------------add10x = 350x = 350/10x = 35I didn't figure y because it is not needed to determine the number of solutionsI can tell u right now it will have 1 solution