Algebra and Trigonometry 10th Edition

Published by Cengage Learning
ISBN 10: 9781337271172
ISBN 13: 978-1-33727-117-2

Chapter 1 - 1.2 - Linear Equations in One Variable - 1.2 Exercises - Page 89: 83a

Answer

$x=-\frac{b}{a}$.

Work Step by Step

The x-intercept is when $y=0$, thus: $0=ax+b\\-b=ax\\x=-\frac{b}{a}$.
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