0.3d+7.9=9.1;d=

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Solution for 0.3d+7.9=9.1;d= equation:



0.3d+7.9=9.1d=
We move all terms to the left:
0.3d+7.9-(9.1d)=0
We add all the numbers together, and all the variables
0.3d-(+9.1d)+7.9=0
We get rid of parentheses
0.3d-9.1d+7.9=0
We add all the numbers together, and all the variables
-8.8d+7.9=0
We move all terms containing d to the left, all other terms to the right
-8.8d=-7.9
d=-7.9/-8.8
d=4.1578947368421/4.6315789473684

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