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19 March, 23:48

What is the solution of the equation 3x - 7 = 4x?

-7

-1

1

7

+3
Answers (2)
  1. 20 March, 02:15
    0
    The solution of this equation is - 7.

    3x - 7 = 4x

    3x - 7 - 4x = 0

    3x - 4x - 7 = 0

    -x - 7 = 0

    -x = 7

    x = - 7
  2. 20 March, 03:39
    0
    3x-7=4x

    3x-4x=7

    -x=7 | * (-1)

    x=-7

    Answer: - 7
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