5+[X]=9

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Solution for 5+[X]=9 equation: 


Simplifying
5 + [X] = 9
5 + X = 9

Solving
5 + X = 9

Solving for variable 'X'.

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

Add '-5' to each side of the equation.
5 + -5 + X = 9 + -5

Combine like terms: 5 + -5 = 0
0 + X = 9 + -5
X = 9 + -5

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

Simplifying
X = 4

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