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18 March, 13:59

Whats the answer to 11=18+3x+4x

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Answers (2)
  1. 18 March, 14:00
    0
    x = - 1

    Step-by-step explanation:

    given

    11 = 18 + 3x + 4x ← combine x terms

    11 = 18 + 7x (subtract 18 from both sides)

    - 7 = 7x (divide both sides by 7)

    - 1 = x ⇒ x = - 1
  2. 18 March, 14:21
    0
    11-18=3x+4x

    (-7) = 7x

    X = 7: (-7)

    X = (-1)
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