Question

Four times the reciprocal of a number equals 2 times the reciprocal of 7. find the number.

Answer 1

4 * (1/n) = 2 * (1/7)
4/n = 2/7
28 = 2n
The number equals 14

 

Answer 2

$4 (1/n)=2(1/7) 4/n=2/7 n=4(7/2) n=14$
so first let n to represent the number and then write and solve the equation as above process.

:)