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Solve 3[-x + (2 x + 1)] = x - 1. x = 2
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23 votes
Solve 3[-x + (2 x + 1)] = x - 1.
x = 2

User Lucas Pires
by
5.4k points

1 Answer

12 votes

Answer:

x = -2

Explanation:


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) = - 2

User Nuvolari
by
5.2k points
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