Answer:
D. 6
Step-by-step explanation:

75 watch balloons filled in 40 mins
To find f(-7), just plug -7 in for all x
2(-7) + 8
-14 + 8
-6 is the answer!
Answer:
7
Step-by-step explanation:
45/9 = 5
12 - 7 = 5
Hi there
the rate of decay each month
0.08÷12months=0.00667
0.00667×100=0.667% each month
Hope it helps