Answer:
[tex]g^2+3g-825[/tex]
Step-by-step explanation:
[tex](g^2 – 494 + 59 + 9) + (-393 + 3g– 6) = (g^2 – 426) + (-399 + 3g) = g^2 – 825 + 3g = g^2+3g-825[/tex]