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15/28d=9/10
We move all terms to the left:
15/28d-(9/10)=0
Domain of the equation: 28d!=0We add all the numbers together, and all the variables
d!=0/28
d!=0
d∈R
15/28d-(+9/10)=0
We get rid of parentheses
15/28d-9/10=0
We calculate fractions
There is no solution for this equation
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