7r+7+7r=1+9r+8

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Solution for 7r+7+7r=1+9r+8 equation: 



7r+7+7r=1+9r+8

We move all terms to the left:

7r+7+7r-(1+9r+8)=0

We add all the numbers together, and all the variables

7r+7r-(9r+9)+7=0

We add all the numbers together, and all the variables

14r-(9r+9)+7=0

We get rid of parentheses

14r-9r-9+7=0

We add all the numbers together, and all the variables

5r-2=0

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

5r=2

r=2/5

r=2/5

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