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8 February, 11:54

Expression equivalent?

8x2 - 5x + 3x (4 - 2x)

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Answers (2)
  1. 8 February, 12:06
    0
    x • (2x + 7)

    Step-by-step explanation:

    2.1 Pull out like factors:

    4 - 2x = - 2 • (x - 2)

    Equation at the end of step 2:

    ((8 • (x2)) - 5x) + - 6x • (x - 2)

    Step 3:

    Equation at the end of step 3:

    (23x2 - 5x) + - 6x • (x - 2)

    Step 4:

    Step 5:

    Pulling out like terms:

    5.1 Pull out like factors:

    2x2 + 7x = x • (2x + 7)
  2. 8 February, 13:07
    0
    Step-by-step explanation:

    8x² - 5x + 3x (4 - 2x) = 8x² - 5x + 3x*4 - 3x*2x

    = 8x² - 5x + 12x - 6x²

    Now add the like terms

    = 8x² - 6x² - 5x + 12x

    = 2x² + 7x
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