3x − 1/2 (8x − 2) = 4 Step 1: 3x - 4x + 1 = 4 Step 2: x + 1 = 4 Step 3: 3x + 1 - 1 = 4 - 1 Step 4: x=3 Which step is incorrect?

asked Feb 17, 2018 82.5k views

3 votes

3x − 1/2 (8x − 2) = 4

Step 1: 3x - 4x + 1 = 4
Step 2: x + 1 = 4
Step 3: 3x + 1 - 1 = 4 - 1
Step 4: x=3
Which step is incorrect?

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2 votes

Step 2: the "x" should be a "-x"

John T answered Feb 18, 2018

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5 votes

Step 2 I think because you would take 3-4 and not just put x

Mindcorrosive answered Feb 24, 2018

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