7d+7=22+d

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Solution for 7d+7=22+d equation: 



7d+7=22+d

We move all terms to the left:

7d+7-(22+d)=0

We add all the numbers together, and all the variables

7d-(d+22)+7=0

We get rid of parentheses

7d-d-22+7=0

We add all the numbers together, and all the variables

6d-15=0

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

6d=15

d=15/6

d=2+1/2

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