2r+13=

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Solution for 2r+13= equation: 


Simplifying
2r + 13 = 0

Reorder the terms:
13 + 2r = 0

Solving
13 + 2r = 0

Solving for variable 'r'.

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

Add '-13' to each side of the equation.
13 + -13 + 2r = 0 + -13

Combine like terms: 13 + -13 = 0
0 + 2r = 0 + -13
2r = 0 + -13

Combine like terms: 0 + -13 = -13
2r = -13

Divide each side by '2'.
r = -6.5

Simplifying
r = -6.5

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