a+17=15

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Solution for a+17=15 equation: 


Simplifying
a + 17 = 15

Reorder the terms:
17 + a = 15

Solving
17 + a = 15

Solving for variable 'a'.

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

Add '-17' to each side of the equation.
17 + -17 + a = 15 + -17

Combine like terms: 17 + -17 = 0
0 + a = 15 + -17
a = 15 + -17

Combine like terms: 15 + -17 = -2
a = -2

Simplifying
a = -2

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