4.5r+11=-7

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Solution for 4.5r+11=-7 equation: 



4.5r+11=-7

We move all terms to the left:

4.5r+11-(-7)=0

We add all the numbers together, and all the variables

4.5r+18=0

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

4.5r=-18

r=-18/4.5

r=-4

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