# Solve the following general system by inverting the coefficient matrix and using Theorem 1.6.2. x1 + 2x2 + 3x3 =

## Question:

x1 + 2x2 + 3x3 = b1

x1 - x2 + x3 = b2

x1 + x2 = b3

(a) b1= - 1, b2 = 3, b3 = 4

(b) b1 = - 1, b2 = -1, b3 = 3

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## Step by Step Answer:

**Related Book For**

## Elementary Linear Algebra with Applications

**ISBN:** 978-0471669593

9th edition

**Authors:** Howard Anton, Chris Rorres

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