The attendance at a seminar in year 1 was 500. in year 2, the attendance changed by 100. what was the percent change in attendance?

The percent change in attendance was 20%.

Step-by-step explanation:

Given: The attendance at a seminar in year 1 = 500

In Year 2, the attendance changed by = 100

Therefore, change in the attendance= 100

The percent change in the attendance is given by :-

Therefore, the percent change in attendance was 20%.

99

step-by-step explanation:

hello from mrbilldoesmath!

answer:

x - 3

discussion:

x^2 - 9 = (x-3) (x+3)   so

(x^2-9)/ (x + 3) = x-3

you,

mrb