-9-2-8d=9+2d

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Solution for -9-2-8d=9+2d equation:



-9-2-8d=9+2d
We move all terms to the left:
-9-2-8d-(9+2d)=0
We add all the numbers together, and all the variables
-8d-(2d+9)-9-2=0
We add all the numbers together, and all the variables
-8d-(2d+9)-11=0
We get rid of parentheses
-8d-2d-9-11=0
We add all the numbers together, and all the variables
-10d-20=0
We move all terms containing d to the left, all other terms to the right
-10d=20
d=20/-10
d=-2

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