6.7r+.4=6.43

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Solution for 6.7r+.4=6.43 equation: 



6.7r+.4=6.43

We move all terms to the left:

6.7r+.4-(6.43)=0

We add all the numbers together, and all the variables

6.7r-6.03=0

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

6.7r=6.03

r=6.03/6.7

r=1/1.1111111111111

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