Seth owns a printing shop that makes customized T-shirts. The cost to make T-shirts is proportional to the number of T-shirts he makes. Seth graphs a line that shows the cost
per customized T-shirt. Two points on the line are (2, 8) and (4, 16).
rise
What does the slope of the line mean in this situation? Show your work.
m =
run
Y2 - Yi
22 - 21
A The cost is $0.25 per T-shirt.
B The cost is $2 per T-shirt.
C The cost is $4 per T-shirt.
D The cost is $8 per T-shirt.