7r+28=-28

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Solution for 7r+28=-28 equation: 



7r+28=-28

We move all terms to the left:

7r+28-(-28)=0

We add all the numbers together, and all the variables

7r+56=0

We move all terms containing r to the left, all other terms to the right

7r=-56

r=-56/7

r=-8

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