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3[-x + (2x + 1)] = x-1
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1 vote
3[-x + (2x + 1)] = x-1

User Vincent De Lagabbe
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7.4k points

2 Answers

1 vote
The answer in step to step is in the picture.
And:x=-2
3[-x + (2x + 1)] = x-1-example-1
User ITech
by
6.9k points
5 votes

let's solve for x :

  • 3[-x + (2x + 1)] = x - 1

  • 3[-x + 2x + 1] = x - 1

  • 3[x + 1] = x - 1

  • 3x + 3 = x - 1

  • 3x - x = -1 - 3

  • 2x = -4

  • x = -4 ÷ 2

  • x = -2
User Shaakira
by
6.9k points
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