Multiply both sides by 3 to get:
3r = sqrt(A)
Square both sides:
9r^2 = A
Answer:
<em>it's either A or B hope I helped a little</em>
Answer:
Answer is option d)346.4 ft
Step-by-step explanation:

<em>HAVE A NICE DAY</em><em>!</em>
<em>THANKS FOR GIVING ME THE OPPORTUNITY</em><em> </em><em>TO ANSWER YOUR QUESTION</em><em>. </em>
Answer:
p = (200 -5s)/11
Step-by-step explanation:
I think you meant p is the price of piranhas, and a is the price of one shark.
You have:
11p + 5s = 200
11p = 200 - 5s
p = (200-5s)/11
Does that help? ;)