[x-6]=15

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Solution for [x-6]=15 equation: 


Simplifying
[x + -6] = 15

Reorder the terms:
[-6 + x] = 15

Remove brackets around [-6 + x]
-6 + x = 15

Solving
-6 + x = 15

Solving for variable 'x'.

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

Add '6' to each side of the equation.
-6 + 6 + x = 15 + 6

Combine like terms: -6 + 6 = 0
0 + x = 15 + 6
x = 15 + 6

Combine like terms: 15 + 6 = 21
x = 21

Simplifying
x = 21

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