2r+2=1

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Solution for 2r+2=1 equation: 


Simplifying
2r + 2 = 1

Reorder the terms:
2 + 2r = 1

Solving
2 + 2r = 1

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 + 2r = 1 + -2

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

Combine like terms: 1 + -2 = -1
2r = -1

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

Simplifying
r = -0.5

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