Answer:
3:5
Step-by-step explanation:
simplify it ...........
Answer: k=-98
Step-by-step explanation: 11-k/2 = 60 11+
−1
/2
k=60 −1
/2
k+11-11=60-11 (-1/2k)(2/-1)=49(2/-1) −2/-2=98/-1 1=-98
so the 5 gallons ones is 40% acid, how much acid solute is in it anyway? well just 40% of 5 or namely 0.4*5 = 2 gallons.
the 3 gallons one is 50%, likewise it has 0.50 * 3 = 1.5 gallons of acid solute in it.

The answer is in the picture
Answer:
$3.94
Step-by-step explanation:
You will need to use the compound interest formula for this.

P = initial balance
r = interest rate
n = number of times compounded annually
t = time
Your equation will look like this:
= 3.94