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-3(-3c+7)5(4+2c I need hekppppp

1 Answer

4 votes

Answer:

90c^2 -30c - 420

Explanation:

-3(-3c+7)5(4+2c)

(9c - 21) (20 + 10c)

180c + 90c^2 - 420 - 210c

90c^2 -30c - 420

User James Thomas
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