Answer
$y-7=-1(x-4)$
Work Step by Step
The given point is
$(x_1,y_1)=(4,7)$
Slope $m=-1$.
The point-slope form
$\Rightarrow y-y_1=m(x-x_1)$
Substitute $-1$ for $m,$ $4$ for $x_1$ and $7$ for $y_1$.
$\Rightarrow y-7=-1(x-4)$
Big Ideas Math - Algebra 1, A Common Core Curriculum
by Larson, Ron; Boswell, Laurie
Published by
Big Ideas Learning LLC
ISBN 10:
978-1-60840-838-2
ISBN 13:
978-1-60840-838-2
Chapter 4 - Writing Linear Functions - Chapter Review - Page 226: 2
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