Step-by-step explanation:

Answer: 105
Step-by-step explanation:
105 * .2 = 21 :)
For the $2,000 account at 4%, Reuben earned $80, For the $6,000 account at 9%, he earned $540.
a: $540+$80=$620
b: 12.90322580645161% 8000/620=12.90322580645161
Answer:
absolute value means a number's distance from 0
Step-by-step explanation:
Let's say you have -2 and you want the absolute value of it. -2 on a number line would be 2 places away from zero making it's absolute value 2. The absolute value of a number will never be negative either.