3+(r+2)=

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Solution for 3+(r+2)= equation: 


Simplifying
3 + (r + 2) = 0

Reorder the terms:
3 + (2 + r) = 0

Remove parenthesis around (2 + r)
3 + 2 + r = 0

Combine like terms: 3 + 2 = 5
5 + r = 0

Solving
5 + r = 0

Solving for variable 'r'.

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

Add '-5' to each side of the equation.
5 + -5 + r = 0 + -5

Combine like terms: 5 + -5 = 0
0 + r = 0 + -5
r = 0 + -5

Combine like terms: 0 + -5 = -5
r = -5

Simplifying
r = -5

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