2х, - х, + х, -2х, - 3х, + х, %3D -5.5 2х, - х, + х, + 5x, %3D 7 2х, 2) 2х, Зx, + 3x, 4х, + 3x, %3D-0.5 , by Crout's Method 3x, + X, х, — х, + 2х, = -3.5 2х, 3x, + X, 3x, - x, = -8.5 2х, Зx, + 3x, - 3х, + 3x, + 5х, = 8.5

Big Ideas Math A Bridge To Success Algebra 1: Student Edition 2015
1st Edition
ISBN:9781680331141
Author:HOUGHTON MIFFLIN HARCOURT
Publisher:HOUGHTON MIFFLIN HARCOURT
Chapter4: Writing Linear Equations
Section: Chapter Questions
Problem 9CT
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Question

Solve the following systems of equation

X, + x,
- 2x, - x, + x, + 5x,
2х,
2x, - 3x, + x, = -5.5
2х, - 3х, + 3х,
2)
2x,
4х, + 3x,
-0.5
, by Crout's Method
Зx, + х, — х, — х, + 2х,
= -3.5
2x,
Зx, + х, — Зх, — х, — X,
-8.5
2x,
3x, + 3x, - 3x, + 3x, + 5x, = 8.5
Transcribed Image Text:X, + x, - 2x, - x, + x, + 5x, 2х, 2x, - 3x, + x, = -5.5 2х, - 3х, + 3х, 2) 2x, 4х, + 3x, -0.5 , by Crout's Method Зx, + х, — х, — х, + 2х, = -3.5 2x, Зx, + х, — Зх, — х, — X, -8.5 2x, 3x, + 3x, - 3x, + 3x, + 5x, = 8.5
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