-(4x - 8y) + 4x + 8y
-4x + 8y + 4x + 8y
16y ← answer
The formula for compound interest is : A = P(1+r/n)^nt
A = 4000 (1+0.021/4)^4x4
A = 4000 (1.021)^16
A = 5,577.91
Sergio's total interest would be : 5,577.91 - 4,000 = $ 1,577.91
hope this helps
950/5=190
190*12=2280
2 billion and 280 million or 2.28 billion
Answer: 14 gallons
Step-by-step explanation:
Let's call the total gallons of gas Abdul's tank can hold <em>x</em>.
Then, based on the information given in the problem, you can write the following expression:

Therefore, when you solve for x, you obtain the following result:
