12r+8r=20

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Solution for 12r+8r=20 equation: 


Simplifying
12r + 8r = 20

Combine like terms: 12r + 8r = 20r
20r = 20

Solving
20r = 20

Solving for variable 'r'.

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

Divide each side by '20'.
r = 1

Simplifying
r = 1

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