From 12b267410ee5e82ac7b5192a787b5c71605cb877 Mon Sep 17 00:00:00 2001
From: Enrique Andrade Gonzalez <e.andrade@udc.es>
Date: Thu, 11 Jan 2018 03:54:01 +0000
Subject: [PATCH] update

update
---
 .../{exercise.txt => exercise1.txt}           | 72 +++++++++----------
 1 file changed, 36 insertions(+), 36 deletions(-)
 rename 11/Solution #11/{exercise.txt => exercise1.txt} (92%)

diff --git a/11/Solution #11/exercise.txt b/11/Solution #11/exercise1.txt
similarity index 92%
rename from 11/Solution #11/exercise.txt
rename to 11/Solution #11/exercise1.txt
index 685ea7e..2d0acea 100644
--- a/11/Solution #11/exercise.txt	
+++ b/11/Solution #11/exercise1.txt	
@@ -1,37 +1,37 @@
-+ Solve the system of equations
-	2x - 2y + z - w = 7
-	- x + 4y - 5z + 3w = 1
-	x + y - z + w = 4
-	-4x + 2y + z - 2w = 6
-
-Commands:
-=========
-
-eq1: 2*x-2*y+z-w=7;
-eq2: -x + 4*y - 5*z + 3*w = 1;
-eq3: x + y - z + w = 4;
-eq4: -4*x + 2*y + z - 2*w = 6;
-
-linsolve([eq1,eq2,eq3,eq4],[x,y,z,w]);
-
-
-Solution:
-=========
-(%i1) eq1: 2*x-2*y+z-w=7;
-(%o1)                        z - 2 y + 2 x - w = 7
-(%i2) eq2: -x + 4*y - 5*z + 3*w = 1;
-(%o2)                      - 5 z + 4 y - x + 3 w = 1
-(%i3) eq3: x + y - z + w = 4;
-(%o3)                         - z + y + x + w = 4
-(%i4) eq4: -4*x + 2*y + z - 2*w = 6;
-(%o4)                       z + 2 y - 4 x - 2 w = 6
-(%i5) linsolve([eq1,eq2,eq3,eq4],[x,y,z,w]);
-                          116      39        58        69
-(%o5)                [x = ---, y = --, z = - --, w = - --]
-                          21       7         21        7
-(%i6)
-
-
-Link to solution:
-=================
++ Solve the system of equations
+	2x - 2y + z - w = 7
+	- x + 4y - 5z + 3w = 1
+	x + y - z + w = 4
+	-4x + 2y + z - 2w = 6
+
+Commands:
+=========
+
+eq1: 2*x-2*y+z-w=7;
+eq2: -x + 4*y - 5*z + 3*w = 1;
+eq3: x + y - z + w = 4;
+eq4: -4*x + 2*y + z - 2*w = 6;
+
+linsolve([eq1,eq2,eq3,eq4],[x,y,z,w]);
+
+
+Solution:
+=========
+(%i1) eq1: 2*x-2*y+z-w=7;
+(%o1)                        z - 2 y + 2 x - w = 7
+(%i2) eq2: -x + 4*y - 5*z + 3*w = 1;
+(%o2)                      - 5 z + 4 y - x + 3 w = 1
+(%i3) eq3: x + y - z + w = 4;
+(%o3)                         - z + y + x + w = 4
+(%i4) eq4: -4*x + 2*y + z - 2*w = 6;
+(%o4)                       z + 2 y - 4 x - 2 w = 6
+(%i5) linsolve([eq1,eq2,eq3,eq4],[x,y,z,w]);
+                          116      39        58        69
+(%o5)                [x = ---, y = --, z = - --, w = - --]
+                          21       7         21        7
+(%i6)
+
+
+Link to solution:
+=================
 http://maxima-online.org/?inc=r-762047752
\ No newline at end of file