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15 September, 17:23

An equation and the steps to solve it are shown below

3x-1/2 (8x-2) = 4

step 1: 3x-4x+1=4

Step 2: x+1=4

step 3: x+1-1=4-1

step 4: x=3

Which step was the error made and why?

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Answers (1)
  1. 15 September, 17:47
    0
    Step 2 because 3-4 is not positive 1, it's negative 1.
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