7d-9-4d=23

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Solution for 7d-9-4d=23 equation: 



7d-9-4d=23

We move all terms to the left:

7d-9-4d-(23)=0

We add all the numbers together, and all the variables

3d-32=0

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

3d=32

d=32/3

d=10+2/3

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