=a+(a+1)

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Solution for =a+(a+1) equation: 


Simplifying
0 = a + (a + 1)

Reorder the terms:
0 = a + (1 + a)

Remove parenthesis around (1 + a)
0 = a + 1 + a

Reorder the terms:
0 = 1 + a + a

Combine like terms: a + a = 2a
0 = 1 + 2a

Solving
0 = 1 + 2a

Solving for variable 'a'.

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

Add '-2a' to each side of the equation.
0 + -2a = 1 + 2a + -2a
Remove the zero:
-2a = 1 + 2a + -2a

Combine like terms: 2a + -2a = 0
-2a = 1 + 0
-2a = 1

Divide each side by '-2'.
a = -0.5

Simplifying
a = -0.5

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