-8r-5r=28

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Solution for -8r-5r=28 equation: 


Simplifying
-8r + -5r = 28

Combine like terms: -8r + -5r = -13r
-13r = 28

Solving
-13r = 28

Solving for variable 'r'.

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

Divide each side by '-13'.
r = -2.153846154

Simplifying
r = -2.153846154

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