3d+9=10d-13

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Solution for 3d+9=10d-13 equation: 



3d+9=10d-13

We move all terms to the left:

3d+9-(10d-13)=0

We get rid of parentheses

3d-10d+13+9=0

We add all the numbers together, and all the variables

-7d+22=0

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

-7d=-22

d=-22/-7

d=3+1/7

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