Algebra 1

Published by Prentice Hall
ISBN 10: 0133500403
ISBN 13: 978-0-13350-040-0

Chapter 4 - An Introduction to Functions - Chapter Test - Page 285: 9



Work Step by Step

First we decided that our y-intercept is 48 because that is the initial amount of vanilla we start with. Then we have -2 as our slope because each time we make a batch of cookies (b), we lose 2 teaspoons of our vanilla. The negative slope means that we are loosing two teaspoons and not gaining. So therefore we come up with the equations: A=-2b+48
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