7d-4=12-3d

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Solution for 7d-4=12-3d equation:



7d-4=12-3d
We move all terms to the left:
7d-4-(12-3d)=0
We add all the numbers together, and all the variables
7d-(-3d+12)-4=0
We get rid of parentheses
7d+3d-12-4=0
We add all the numbers together, and all the variables
10d-16=0
We move all terms containing d to the left, all other terms to the right
10d=16
d=16/10
d=1+3/5

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