Given:
Americans who are 65 years of age or older make up 13.2% of the total population.
Required:
The total u.s. population
Explanation:
Let the total population of u.s be x.
According to the given condition.

Therefore,

Answer:
Thus the total population of u.s is 229.55 billion.
Answer:
3.5 mph
Step-by-step explanation:
Average rate of speed

Hello,
Please, see the attached file.
Thanks.
Y = 0.5x + 16.5
parallel so y = 0.5x + c
12 = 0.5 * -9 + c
12 = -4.5 + c
c = 16.5
y = 0.5x + 16.5
Mark brainliest please
(3 * n) +4 = 16
(3 * n) = 12
n = 4