A trip to the theme and water parks costs $42 per person. This price includes an $11 line skipping pass and the entrance fees for both the theme and water parks. The cost of the entrance fees for each park are equal. How much did entry to each park cost? Enter your answer in the box.

$11.50

Step-by-step explanation:

You take the total price ($42) and subtract the price of the skipping pass ($11). Then you divide the difference ($31) by 2.

$42-$11=$31

$31÷2=$11.50

x divided by 8=y

step-by-step explanation:

t = 3

step-by-step explanation:

put t = 3 in this expression :

(3²-1)(3²-2)(3² - 3)(3² - 4) = 8×7×6×5 = 56×30 = 1680