Question

if hcf of 18 and 117 is expressible as 18m-117,then the value of m is

Answer 1

First we have to find the hcf of 18and 117
And the hcf is 9
So now
18m+117=hcf of 18&117
So,
18m+117=9
18m=126
So,
m=126/18
m=7