r+2=s

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Solution for r+2=s equation: 


Simplifying
r + 2 = s

Reorder the terms:
2 + r = s

Solving
2 + r = s

Solving for variable 'r'.

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

Add '-2' to each side of the equation.
2 + -2 + r = -2 + s

Combine like terms: 2 + -2 = 0
0 + r = -2 + s
r = -2 + s

Simplifying
r = -2 + s

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