A+31=15

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Solution for A+31=15 equation: 


Simplifying
A + 31 = 15

Reorder the terms:
31 + A = 15

Solving
31 + A = 15

Solving for variable 'A'.

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

Add '-31' to each side of the equation.
31 + -31 + A = 15 + -31

Combine like terms: 31 + -31 = 0
0 + A = 15 + -31
A = 15 + -31

Combine like terms: 15 + -31 = -16
A = -16

Simplifying
A = -16

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