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Mathematics 16 Online
OpenStudy (anonymous):

simplify (7g^2 – 4g + 9) + (6g^2 + 8g – 1)

OpenStudy (saifoo.khan):

add like terms always.

OpenStudy (saifoo.khan):

(7g^2 – 4g + 9) + (6g^2 + 8g – 1) 7g^2 – 4g + 9 + 6g^2 + 8g – 1 7g^2 + 6g^2 - 4g + 8g + 9 -1 13g^2 + 4g + 8

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