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70/8=40/d
We move all terms to the left:
70/8-(40/d)=0
Domain of the equation: d)!=0We add all the numbers together, and all the variables
d!=0/1
d!=0
d∈R
-(+40/d)+70/8=0
We get rid of parentheses
-40/d+70/8=0
We calculate fractions
There is no solution for this equation
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