Algebra 1

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

Chapter 5 - Linear Functions - 5-1 Rate of Change and Slope - Practice and Problem-Solving Exercises: 47

Answer

x=3

Work Step by Step

Undefined slope = $\frac{5-2}{3-x}$ To have undefined slope, the denominator of the equation have to be zero, thus 3-x=0 => x=3
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