a+30=17

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Solution for a+30=17 equation: 


Simplifying
a + 30 = 17

Reorder the terms:
30 + a = 17

Solving
30 + a = 17

Solving for variable 'a'.

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

Add '-30' to each side of the equation.
30 + -30 + a = 17 + -30

Combine like terms: 30 + -30 = 0
0 + a = 17 + -30
a = 17 + -30

Combine like terms: 17 + -30 = -13
a = -13

Simplifying
a = -13

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