Question

Hani sells postcards for $3 each. Accounting for fixed costs, he sold 7 postcards for a net profit of $1. Write an equation in point-slope form that represents this relationship?

A. y – 1 = 3(x − 7)
B. y – 7 = 3(x − 1)
C. y + 1 = 3(x + 7)
D. y + 7 = 3(x + 1)

Answer 1

Answer:D

Hani sells postcards for $3 each. Accounting for fixed costs, he sold 7 postcards for a net profit of $1. Write an equation in point-slope form that represents this relationship?

y is the cards 7 is the nuber of cards 3 is how much each (x+1) 1 is net profit x=y