[x+4]=9

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Solution for [x+4]=9 equation: 


Simplifying
[x + 4] = 9

Reorder the terms:
[4 + x] = 9

Remove brackets around [4 + x]
4 + x = 9

Solving
4 + x = 9

Solving for variable 'x'.

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

Add '-4' to each side of the equation.
4 + -4 + x = 9 + -4

Combine like terms: 4 + -4 = 0
0 + x = 9 + -4
x = 9 + -4

Combine like terms: 9 + -4 = 5
x = 5

Simplifying
x = 5

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