X+7=5-8

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Solution for X+7=5-8 equation: 


Simplifying
X + 7 = 5 + -8

Reorder the terms:
7 + X = 5 + -8

Combine like terms: 5 + -8 = -3
7 + X = -3

Solving
7 + X = -3

Solving for variable 'X'.

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

Add '-7' to each side of the equation.
7 + -7 + X = -3 + -7

Combine like terms: 7 + -7 = 0
0 + X = -3 + -7
X = -3 + -7

Combine like terms: -3 + -7 = -10
X = -10

Simplifying
X = -10

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