Chapter 1 - Equations and Inequalities - 1.2 Applications and Modeling with Linear Equations - 1.2 Exercises - Page 103: 41

(a) $\$52$ (b) $\$2500$ (c) $\$5000$

(a) Given $y=100-0.02x$, for $x=2400$, we have $y=100-0.02(2400)=52\ dollars$ (b) Let $y=50$, we have $50=100-0.02x$ which gives $x=2500\ dollars$ (c) Let $y=0$, we have $0=100-0.02x$ which gives $x=5000\ dollars$