math
posted by Elisa
please help simplify
5(x1)  3(x^2 + 4x + 5)  8(x + 7)

Kuai
5(x1)  3(x^2 + 4x + 5)  8(x + 7)
5x 5 3x^2 12x 15 8x 56
3x^2 15x 76
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