Answer: 8x + 2 = 3
Step-by-step explanation: "two more than" means "add 2" which is +2
The product of 8 and a (unknown) number is 8x
Use the = sign in place of "is"
Given:
The complex number is:
To find:
The argument of the given complex number.
Solution:
If a complex number is 
, then the argument of the complex number is:
We have,
Here, 
and 
. So, the argument of the given complex number is:
Therefore, the argument of the given complex number is .
Answer:
73/5
Step-by-step explanation:
The answer is 3.2. you have to find the mean subtract then find the mean again
Let x be the amount invested at 6%
840 = 0.06x + 0.075(2x)
840 = 0.06x + 0.15x
840 = 0.21x
x = 840/0.21
x = 4000
Therefore, she invests $4000 at 6% and $8000 at 7.5%
