Answer:
y = 7
Step-by-step explanation:
Firstly multiply each and every term by 9
17/9 - y/3 = -4/9
; 17 - 3y = -4...then move the variabkes without (y) to one side,
; 21 = 3y....then divide both sides by 3
; 7 = y
;Hence..., y = 7