[x-1]=-2

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Solution for [x-1]=-2 equation: 


Simplifying
[x + -1] = -2

Reorder the terms:
[-1 + x] = -2

Remove brackets around [-1 + x]
-1 + x = -2

Solving
-1 + x = -2

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '1' to each side of the equation.
-1 + 1 + x = -2 + 1

Combine like terms: -1 + 1 = 0
0 + x = -2 + 1
x = -2 + 1

Combine like terms: -2 + 1 = -1
x = -1

Simplifying
x = -1

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