Answer: 380
Step-by-step explanation:
800 minus 270 is 530
530 minus 150 is 380
The correct answer is A: 24-8x. To solve this all you need to do it distribute the 4 to the 6 and -2x. Once you do that you get your answer of 24-8x. Hope this helped!

divide both sides by 32000

take the ln of both sides

using the property that


divide both sides by ln(0.8)

use calculator
7.00728=t
so in about 7 years
B