Find an answer to your question ✅ “1) 4x + 5x + 12 = - 6 (given) 9x + 12 = - 6 (simplify) 9x = - 18 (subtraction) x = - 2 (addition) Which reason is incorrect? A) addition B) ...” in 📘 Mathematics if you're in doubt about the correctness of the answers or there's no answer, then try to use the smart search and find answers to the similar questions.