x+8+5=18

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Solution for x+8+5=18 equation: 


Simplifying
x + 8 + 5 = 18

Reorder the terms:
8 + 5 + x = 18

Combine like terms: 8 + 5 = 13
13 + x = 18

Solving
13 + x = 18

Solving for variable 'x'.

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

Add '-13' to each side of the equation.
13 + -13 + x = 18 + -13

Combine like terms: 13 + -13 = 0
0 + x = 18 + -13
x = 18 + -13

Combine like terms: 18 + -13 = 5
x = 5

Simplifying
x = 5

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