2(r+1)=

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Solution for 2(r+1)= equation: 


Simplifying
2(r + 1) = 0

Reorder the terms:
2(1 + r) = 0
(1 * 2 + r * 2) = 0
(2 + 2r) = 0

Solving
2 + 2r = 0

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 = 0 + -2

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

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

Divide each side by '2'.
r = -1

Simplifying
r = -1

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