Taller Repaso Ecuaciones
Enviado por Mauricio Arciniegas • 19 de Abril de 2021 • Trabajo • 2.096 Palabras (9 Páginas) • 61 Visitas
Taller Repaso Ecuaciones
Nicolás Ladino
201710010
Camila Rodriguez
20171001084
Johanna Alexandra Torres Martínez
Docente
Investigación de Operaciones
Administración Deportiva
Facultad de Medio Ambiente y Recursos Humanos
Universidad Distrital Francisco José de Caldas
Bogotá D.C
2021
- ① 3x + 2y + z = 2
② 4x + 2y + 2z = 8
③ x – y + z = 4
① 3x + 2y + z = 2
③*-1: -x + y - z = -4[pic 1]
④ 2x + 3y = -2
① *-2: -6x - 4y - 2z = -4
② 4x + 2y + 2z = 8[pic 2]
⑤ -2x -2y = 4
④ 2x + 3y = -2
⑤ -2x -2y = 4
y = 2[pic 3]
④ 2x + 3(2) = -2
2x + 6 = -2
2x = -2 -6
x = -8/2
x = -4
③ x – y + z = 4[pic 4]
③ -4 – 2 + z = 4
-6 + z = 4
z = 4 + 6
z= 10[pic 5][pic 6]
x = -2
y = 2
z = 10
- ① x + 2y + 3z = 6
② 2x - 3y + 2z = 14
③ 3x + y - z = - 2
① *- 2: -2x - 4y - 6z = -12
② 2x - 3y +2z = 14
④ - 7y - 4z = 2[pic 7]
① *-3: -3x - 6y - 9z = -18
③ 3x + y - z = - 2
⑤ -5y - 10z = -20[pic 8]
④ *10: - 70y - 40z = 20
⑤ *-4: 20y + 40z = 80
-50y = 100
y = 100/-50[pic 9]
y = -2
④ - 7(-2) - 4z = 2
14 - 4z = 2
- 4z = -12
z =-12/-4
z = 3[pic 10]
① x + 2y + 3z = 6
① x + 2(-2) + 3(3) = 6
x - 4 + 9 = 6
x + 5 = 6
x = 1[pic 11]
x = 1[pic 12]
y = -2
z = 3
- ① 2x - 3y + 4z = -12
② x - 2y + z = -5
③ 3x + y + 2z = 1
① 2x - 3y + 4z = -12
②*-4: -4x + 8y - 4z = 20
④ -2x + 5y = 8
② *-2: -2x + 4y - 2z = 10
③ 3x + y + 2z = 1
⑤ x + 5y = 11[pic 13][pic 14]
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