Question

$\frac{3x - 1}{5} - \frac{x}{7} = 3$


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Answer 1

Answer:

{(3x-1)/5}-(x/7)=3

{(21x-7)/35}-5x/35=3

(21x-7-5x)/35=3

16x-7=3*35

16x=105+7

x=112/16

So, x=7

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