13+(x+8)=

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Solution for 13+(x+8)= equation:


Simplifying
13 + (x + 8) = 0

Reorder the terms:
13 + (8 + x) = 0

Remove parenthesis around (8 + x)
13 + 8 + x = 0

Combine like terms: 13 + 8 = 21
21 + x = 0

Solving
21 + x = 0

Solving for variable 'x'.

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

Add '-21' to each side of the equation.
21 + -21 + x = 0 + -21

Combine like terms: 21 + -21 = 0
0 + x = 0 + -21
x = 0 + -21

Combine like terms: 0 + -21 = -21
x = -21

Simplifying
x = -21

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