A group of students planned to chip in to raise a total of $100 for one of their friends’ birthday party but 5 persons couldn’t come so they didn’t pay. This increased the share of the others by $1 each. Find the amount that each person paid after

$5

Step-by-step explanation:

Let the number of students be x, then

Initial amount per student was:

After it becomes:

Since amount increased after, it can be shown as:

Multiply each term by x(x - 5) to get rid of the fraction:

Positive solution of this quadratic equation is

Amount each person paid after:

idk im srry

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