n - 7 = 21, n= 28 should be right bc the difference of 28 and 7 is 21
Answer:
Use desmos.
Step-by-step explanation:
In the image attached, I graphed the linear function on a graphing calculator. B=7 and the slope is 3.
Answer:
its 706.5
Step-by-step explanation:
do pi r^2
pi is 3.14
radius is 15
15 times 15 times 3.15 is 706.5
hope this helps
Ill teach you how to do some of these things so you won't be having to use this site
Answer:
B. $840
Step-by-step explanation:
Given that
Rate of simple interest = 3.5%
Principal amount = $12,000
Time = 2 year
To find:
Interest earned = ?
Solution:
Formula for Simple Interest is given as:

Where P is the principal amount
R is the annual Rate of interest
T is the time for which principal was invested.
Here, we are given that:
P = $12,000
R = 3.5%
T = 2 years
Putting all the values in the formula:

So, answer is:
B. $840