What is 3x + 2x?, 5, 5x, 6x, x, What is (7ab - 4bc + 2cd) + (1ab + 3bc + 2cd) ?, 8ab - 1bc + 4cd, 6ab + 7bc + 2cd, 8ab + 3bc + 2cd, 8ab + 7bc + 4cd, What is (2x² + 3x) + (x² + x)?, 2x² + 4x, 3x² + 3x, 3x² + 4x, x² + 4x, What is (5a² - 2a) - (3a² + a)?, 8a² - a, 2a² + 3a, -2a² - 3a, 2a² - 3a, What is (4m + 7) + (2m - 3)?, 6m + 4, 6m - 10, 2m + 4, 4m + 4, What is (6mn + n - 5) + (2mn - 3n + 1)?, 8mn + 4n - 4, 8mn - 2n - 4, 4mn - 2n - 6, 8mn - 2n + 6, What is (9qr + 4pt + 2sv) - (5qr + pt - 3sv)?, 4qr + 3pt + 2sv, 9qr + 4pt + 2sv, 14qr + 4pt + 2sv, 4qr + 3pt + 5sv, What is (x² + 2x + 1) + (3x² - x + 4)?, 4x² + 3x + 5, 4x² + x - 3, 4x² + x + 5, 2x² + x + 5, What is (8k - 6) - (3k + 2)?, -5k - 8, 5k - 8, 5k + 8, 11k - 4, What is (2jk - 5kh + 7fd) + (3jk + 2kh - 3fd)?, 3jk - 2kh - 3fd, -1jk + 2kh - 3fd, 3jk + 2kh - 3fd, 5-jk - 3kh + 4fd.

Adding Subt Polynomials

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