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algebra

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find the following products... (5x-3)(3x-8)

  • algebra - ,

    (5x-3)(3x-8)
    Using FOIL, first, outer, inner, last
    (5x-3)(3x-8)
    First 5x * 3x = 15x^2
    Outer 5x * - 8 = -40x
    Inner -3 * 3x = - 9x
    Last -3 * -8 = 24

    put together
    15x^2 - 40x - 9x + 24
    add similar terms,
    15x^2 - 49x + 24

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