REUBENFAMILY12GO REUBENFAMILY12GO Math Answered 7. Find the sum: (2x34 3x2 - 5) + (3x2 + 7)A. 2x3 + 6x2 + 2C. 8x3 + 2B. 2x3 + 6x2 - 12D. 8x2 + 2