13-2r=1

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Solution for 13-2r=1 equation: 


Simplifying
13 + -2r = 1

Solving
13 + -2r = 1

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 = 1 + -13

Combine like terms: 13 + -13 = 0
0 + -2r = 1 + -13
-2r = 1 + -13

Combine like terms: 1 + -13 = -12
-2r = -12

Divide each side by '-2'.
r = 6

Simplifying
r = 6

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