(13+a)+17=

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Solution for (13+a)+17= equation:


Simplifying
(13 + a) + 17 = 0

Remove parenthesis around (13 + a)
13 + a + 17 = 0

Reorder the terms:
13 + 17 + a = 0

Combine like terms: 13 + 17 = 30
30 + a = 0

Solving
30 + a = 0

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 = 0 + -30

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

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

Simplifying
a = -30

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