Answer:
a. 5
Step-by-step explanation:
3x2t = 6t+15 = 5t+20
-5t -5t
t+15 = 20
-15 -15
t = 5
.68 because when you set up the problem you just set it up the regular way and put a decimal point and a 0 behind 17 and divide regularly and if its still not even then just add another zero and do the same thing and if its even, that's your answer