-(a+1)=-5

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Solution for -(a+1)=-5 equation: 


Simplifying
-1(a + 1) = -5

Reorder the terms:
-1(1 + a) = -5
(1 * -1 + a * -1) = -5
(-1 + -1a) = -5

Solving
-1 + -1a = -5

Solving for variable 'a'.

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

Add '1' to each side of the equation.
-1 + 1 + -1a = -5 + 1

Combine like terms: -1 + 1 = 0
0 + -1a = -5 + 1
-1a = -5 + 1

Combine like terms: -5 + 1 = -4
-1a = -4

Divide each side by '-1'.
a = 4

Simplifying
a = 4

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