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13 February, 07:04

Which value of x makes the equation true - 4.9=-5.7+x

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Answers (2)
  1. 13 February, 08:55
    0
    -4.9=-5.7+x

    Add 5.7 to both sides

    -4.9+5.7=x

    Solve for x

    0.8=x

    To check just substitute

    -4.9 = - 5.7 + 0.8

    -4.9 = - 4.9

    It checks
  2. 13 February, 10:15
    0
    -4.9=-5.7+x - > - 4.9+5.7=-5.7+x+5.7 - > x=0.8
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