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9 July, 07:56

What value of x makes the equation true?

-8.6 = - 4.1 + x

A. - 12.7

B. - 4.5

C. 4.5

D. 12.7

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Answers (2)
  1. 9 July, 08:59
    0
    The answer would be B) - 4.5.

    -8.6 = x - 4.1 (regroup terms)

    -8.6 + 4.1 = x (add 4.1 to both sides)

    -4.5 = x (simplify - 8.6 + 4.1 to - 4.5)

    x = - 4.5 (switch sides)
  2. 9 July, 10:10
    0
    -8.6 = - 4.1 + (-4.5)

    -8.6=-8.6
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