X+4+8=11

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Solution for X+4+8=11 equation: 


Simplifying
X + 4 + 8 = 11

Reorder the terms:
4 + 8 + X = 11

Combine like terms: 4 + 8 = 12
12 + X = 11

Solving
12 + X = 11

Solving for variable 'X'.

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

Add '-12' to each side of the equation.
12 + -12 + X = 11 + -12

Combine like terms: 12 + -12 = 0
0 + X = 11 + -12
X = 11 + -12

Combine like terms: 11 + -12 = -1
X = -1

Simplifying
X = -1

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