(x-1)=3

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Solution for (x-1)=3 equation: 


Simplifying
(x + -1) = 3

Reorder the terms:
(-1 + x) = 3

Remove parenthesis around (-1 + x)
-1 + x = 3

Solving
-1 + x = 3

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 = 3 + 1

Combine like terms: -1 + 1 = 0
0 + x = 3 + 1
x = 3 + 1

Combine like terms: 3 + 1 = 4
x = 4

Simplifying
x = 4

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