Intermediate Algebra: Connecting Concepts through Application

Published by Brooks Cole
ISBN 10: 0-53449-636-9
ISBN 13: 978-0-53449-636-4

Chapter 1 - Linear Functions - 1.5 Finding Equations of Lines - 1.5 Exercises: 33

Answer

y=4x+11

Work Step by Step

Two points: (-4,-5) and (-1,7) Finding the slope: 7-(-5)/-1-(-4) = 12/3= 4 = m Plug a point into y = mx+b 7=4(-1)+b 7=-4+b 11=b And so our line is y=4x+11
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