Solve for x 2/(7x) = 6/5 5/21 -21/5 21/5 I don't know - 5/21

1 answer:

7 0

The answer is: [A]: " $\frac{5}{21}$ " .
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Given:

2/ (7x) = 6/5;

→ (6/5) * (7x) = 2 ;

42x / 5 = 2 ;

42x = 2*5 ;

42x = 10 ;

42x /42 = 10/42 ;

x = 10/42 = (10÷2) / (42÷2) = 5/21 ;

x = $\frac{5}{21}$ ;

→ which is: Answer choice: [A]: " $\frac{5}{21}$ " .
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