If `(1)/(4!) + (1)/(5!)=(x)/(6!)`, find the value of x.

if (1)/(6!)+(1)/(7!)=(x)/(8!) find the value of x

If (1)/(4!)+(1)/(5!)=(x)/(6!) find x

x+(1)/(x)=5 Find the value of x

If 1/6! + 1/7! = x/8! , find the value of x

Find the value of x : -1/5 = 2/x

If 5^x=1 ,find the value of x

If |6x-4|=5 , find the value of x.

If (i) 4x+5y=83 and (3x)/(2y)=(21)/(22), then what is the value of y-x? (ii) (x)/(4)-(x-3)/(6)=1 then find the value of x.

If (1)/(1(1)/(4)) + ( 1)/( 6(2)/(3)) - ( 1)/( x) + ( 1)/( 10) = (11)/( 12) , then find the value of x