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Elementary Algebra

Lynn Marecek, MaryAnne Anthony-Smith

$Math Studyset Vaia Explanations$ Math

2nd Edition · 1240 pages

ISBN: 9780998625713

Chapter 2: Q. 140 (page 230)

In the following exercise, solve each equation.
$- y = - 9$

Short Answer

Expert verified

The solution of the equation is $y = 9 .$

Step by step solution

01

Step 1. Given information

$\begin{array}{l} Thegivenequationis - y = - 9. \\ Wehavetosolvethegivenequation. \end{array}$

02

Step 2. Simplify

$\begin{array}{l} Now, \\ \Rightarrow - y = - 9 \\ \Rightarrow \frac{- y}{- 1} = \frac{- 9}{- 1} [Dividebothsidesby - 1] \\ \Rightarrow y = 9 \end{array}$

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