7-2d=19

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Solution for 7-2d=19 equation:



7-2d=19
We move all terms to the left:
7-2d-(19)=0
We add all the numbers together, and all the variables
-2d-12=0
We move all terms containing d to the left, all other terms to the right
-2d=12
d=12/-2
d=-6

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