Q: if x = [6+6y]/(7+4y), express y in terms of x

my answer:

i tried getting the y's all on one side..

(7+4y)x = 6(1+y)

i've been getting things like

7x/6 = 1+y-4xy

i know the answer is

(6-7x)/(4x-6)

i just need to know the work how to get here

thanks in advance