Question

Please help!
The bread machine you are interested in costs $100 with tax.
The ingredients to make one loaf of bread cost $0.80.
What is the rate of cost of (one) loaf of bread?
y=mx+b

Answer 1

hum... total cost = 100+0.8n, div that by n,
cost per bread = (100+0.8n)/n=100/n +0.8

Answer 2

btw n is the number of breads