Answer:
Step-by-step explanation:
d= 2
8d-6= 5d
-5d -5d Subtract 5d from each side
3d-6=0
+6 +6 Add 6 to each side
3d= 6
/3 /3 Divide each side by 3
Decay
since 0.292 is less than 1
% rate of decrease
1 - 0.292 = 0.708
70.8%
the answer is 5/y+5