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25 February, 23:32

If 2x+y = 6 and x-6=y, what is the value of x?

(A) 0 (B) 2 (C) 3 (D) 4 (E) 6

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Answers (1)
  1. 26 February, 02:20
    0
    x = 4

    Step-by-step explanation:

    2x + y = 6 ... (i)

    x - 6 = y ... (ii)

    y = 6 - 2x ... (i)

    y = x - 6 ... (ii)

    So,

    6 - 2x = x - 6

    x + 2x = 6 + 6

    3x = 12

    x = 12/3 = 4
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