## Algebra 1

Published by Prentice Hall

# Chapter 5 - Linear Functions - 5-3 Slope-Intercept Form - Practice and Problem-Solving Exercises - Page 310: 35

y = 1.15x + 9.2

#### Work Step by Step

(-2, 6.9) and (-4, 4.6) $m = (6.9-4.6)/(-2--4)$ $m = 2.3 / 2 = 1.15$ $y = mx + b$ $6.9 = -2 * 1.15 + b$ $6.9 = -2.3 + b$ $9.2 = b$

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