How many solutions does the following equation have ? -3x+9-2x=-12-5x−3x+9−2x=−12−5xminus, 3, x, plus, 9, minus, 2, x, equals, minus, 12, minus, 5, x Choose 1 answer: Choose 1 answer: (Choice A) A No solutions (Choice B) B Exactly one solution (Choice C) C Infinitely many solutions