
we know, the first year she sold 400 units, thus year 0, 400 units, t = 0, A = 400.

therefore then

now, how many units will it had decreased by the 9th year? t = 9
Answer:
Tens place
Step-by-step explanation:
I hope this helps you
if team lost 4 games in 12 games
? lost games in 100 games
?.12=4.100
?=100/3
?=33.3%
The answer is: 2 times taller than the person
Explanation: 6/15=height of lamp/(15+15); 6/15=height of lamp/30; height of lamp=(30/15)6=2×6, 2 times taller.
(Lamp is 12 feet tall)
1+x=3
x=2
x-4=-2
x=2
1+x=-2
x=-3
x+3=5
x=2
x-5=3
x=8
So 1+x=3,x-4=-2,x+3=5 are equivalent