One decade is 10 years+ 8 years is 18 total years
18 minus 9 is 9 years
Hope this helps
Answer:

Step-by-step explanation:
Please see the picture below.
1. Given the function f(x) = |x|, applying a vertical stretch with scale factor
, we have the transformed function:

2. Applying a translation of 3 units to the right, we have:

3. Finally applying a translation down of 1 unit, we have:

Answer:
real number and rational number
Step-by-step explanation:
I infer that by number set you mean what kind of number it is. It is real because it is -3.8 and rational because it is terminating. It is not a integer, whole number, or natural number because -3.8 is a decimal
Answer:
x ≈ 2879.4 m
Step-by-step explanation:
Measure of ∠DAC = 10°
Measure of ∠DAB = 90°
Measure of ∠BAC = 90° - 10° = 80°
By applying cosine rule in ΔABC,
cos(80°) = 
= 
0.17365 = 
x = 
x = 2879.36
x ≈ 2879.4 m