I think it is 50, the first one, you will count 6, on each link 4 more is added so when adding 11 more links it would be 44+6 which is 50
Answer:
Step-by-step explanation:
Volume of the pyramid :

The sum of y+x, or 5+7, is rational. This is because each integer(non fraction/decimal)is rational, it is also rational.
The Answer is
X= -1
Y= -5/4
Subtract 24 from both sides (-45t=-8) then divide both sides by -45 (t=0.177)