math

How do you simplify equations; ex.
8x+3(-4x+5)2x

Caxn someone explain not just post the answer.thanx(:

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  1. 8X + 3(-4X + 5)2X,
    8X + 6X(-4X + 5),
    8X - 24X^2 + 30X,
    -24X^2 + 38X,
    Factor out 2X:
    2X(-12X + 19).

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