r-13r-7r=

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Solution for r-13r-7r= equation: 


Simplifying
r + -13r + -7r = 0

Combine like terms: r + -13r = -12r
-12r + -7r = 0

Combine like terms: -12r + -7r = -19r
-19r = 0

Solving
-19r = 0

Solving for variable 'r'.

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

Divide each side by '-19'.
r = 0

Simplifying
r = 0

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