What is the difference in simplest form n^+3n+2/n^2+5n+6 - 2n/n+3

a) 1-n/n+3
b) 1/n+3
c) n+1/n+3
d) n-1/n+3

Sera sells t-shirts at the beach. she believes the price of a t-shirt and the number of t-shirts sold are related. she has been experimenting with different prices for the t-shirts. she has collected a data set with five pairs of data; each consists of the price of a t-shirt and the number of shirts sold. the independent variable, which will go on the x-axis, is . the dependent variable, which will go on the y-axis, is the