Algebra 1

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

Chapter 5 - Linear Functions - 5-4 Point-Slope Form - Practice and Problem-Solving Exercises: 11

Answer

$y=-1(x-4)$

Work Step by Step

The point-slope form of an equation of a non-vertical line with slope $m$ and through point $(x_1,y_1)$ is $y-y_1=m(x-x_1)$. We plug in $4$ for $x_1$, $0$ for $y_1$, and $-1$ for $m$ to get the equation: $y-0=-1(x-4)$ We simplify: $y=-1(x-4)$
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