2r+13=19

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Solution for 2r+13=19 equation: 


Simplifying
2r + 13 = 19

Reorder the terms:
13 + 2r = 19

Solving
13 + 2r = 19

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 = 19 + -13

Combine like terms: 13 + -13 = 0
0 + 2r = 19 + -13
2r = 19 + -13

Combine like terms: 19 + -13 = 6
2r = 6

Divide each side by '2'.
r = 3

Simplifying
r = 3

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