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21 March, 23:30

13x + 8 - 3 equals 12x-4

+4
Answers (2)
  1. 22 March, 01:11
    0
    13x+8-3=12x-4

    13x+5=12x-4

    So x = - 9

    Check: 13 (-9) + 5=12 (-9) - 4

    -117+5=-108-4

    -112=-112. It works!

    So x = - 9
  2. 22 March, 01:44
    0
    x=9

    Step-by-step explanation:

    13x+8-3=12x-4

    +4

    13x+8+1=12x

    13x+9=12x

    -13x

    9=1x

    x=9
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