8r+11r=57

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Solution for 8r+11r=57 equation: 


Simplifying
8r + 11r = 57

Combine like terms: 8r + 11r = 19r
19r = 57

Solving
19r = 57

Solving for variable 'r'.

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

Divide each side by '19'.
r = 3

Simplifying
r = 3

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