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4 July, 16:50

Simplify the expression that is equivalent to 2x - 4y, when

y = 3x - 6.

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Answers (1)
  1. 4 July, 17:10
    0
    - 10x + 24

    Step-by-step explanation:

    Given

    2x - 4y ← substitute y = 3x - 6 into the expression

    = 2x - 4 (3x - 6) ← distribute the parenthesis by 4

    = 2x - 12x + 24 ← collect like terms

    = - 10x + 24
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