X+8+5=7

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Solution for X+8+5=7 equation: 


Simplifying
X + 8 + 5 = 7

Reorder the terms:
8 + 5 + X = 7

Combine like terms: 8 + 5 = 13
13 + X = 7

Solving
13 + X = 7

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 = 7 + -13

Combine like terms: 13 + -13 = 0
0 + X = 7 + -13
X = 7 + -13

Combine like terms: 7 + -13 = -6
X = -6

Simplifying
X = -6

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