Answer:
1
Step-by-step explanation:
16-9=5t+2t
7=7t
1=t
t = 1
16 - 2t = 5t + 9
=> 16 - 2t - 9 = 5t
=> 16 - 9 = 5t + 2t
=> 7 = 7t
=> 7/7 = t
=> 1/1 = t
=> 1 = t
