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21/5x=147
We move all terms to the left:
21/5x-(147)=0
Domain of the equation: 5x!=0We multiply all the terms by the denominator
x!=0/5
x!=0
x∈R
-147*5x+21=0
Wy multiply elements
-735x+21=0
We move all terms containing x to the left, all other terms to the right
-735x=-21
x=-21/-735
x=1/35
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