Add: (g2 – 4g4 + 5g + 9) + (–3g3 + 3g2 – 6) rewrite terms that are subtracted as addition of the opposite. g2 + (–4g4) + 5g + 9 + (–3g3) + 3g2 + (–6) group like terms. combine like terms. write the resulting polynomial in standard form. complete the steps to find the sum. what is the sum? –7g4 + 4g3 – 3g2 + 5g – 3 –4g4 – 3g3 + 4g2 + 5g + 3 –4g4 + 4g2 + 14g – 6 –3g4 + 14g – 6