(x-7)/6 = (5+3x)/9 помогите решить

Question

(x-7)/6 = (5+3x)/9
помогите решить

Answer 1

( Х - 7 ) / 6 = ( 5 + 3х ) / 9
( 3( Х - 7 )) / 18 = ( 2( 5 + 3х )) / 18
3( Х - 7 ) = 2( 5 + 3х )
3х - 21 = 10 + 6х
6х - 3х = - 21 - 10
3х = - 33
Х = - 11