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3 March, 14:03

What does x equal in 7x - 8x = 105

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Answers (2)
  1. 3 March, 14:16
    0
    -1x = 105

    x = - 105

    Thus x is equal to - 105
  2. 3 March, 15:12
    0
    7x + 8x = 105

    7x + 8x = 15x

    15x = 105

    15x = 105

    Divide each side by '15'.

    x = 7

    Simplifying

    x = 7
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