Simplify (4x+5y)(2x-3y)+3xy Very specific pls

Question

Simplify (4x+5y)(2x-3y)+3xy
Very specific pls

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Adela 4 years 2021-08-05T09:32:42+00:00 1 Answers 47 views 0

Answers ( )

  1. mit
    0
    2021-08-05T09:34:22+00:00
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    Answer:

    8x^2 – 15y^2 + xy

    ( ^ used for exponent)

    Step-by-step explanation:

    FOIL (4x+5) (2x-3y)  + 3xy

    (8x^2 – 12xy + 10xy – 15y^2)  +3xy

    Combine like terms

    (8x^2 – 15y^2 – 2xy)  + 3xy

    8x^2 – 15y^2 + xy

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Giải phương trình 1 ẩn: x + 2 - 2(x + 1) = -x . Hỏi x = ? ( )