Question

Tema: SISTEMAS DE ECUACIONES METODO SUSTITUCION
1. x + y = 4
X + 2y = 6

2. 3x – 4y = -6
2x + 4y = 16

3. X + y = 60
16x + 20y = 1100

4. 3x + 2y = 7
4x – 3y = -2

5. 5x + 2y = 1
-3x + 3y = 5

6. 2x + y = 6
4x + 3y = 14

7. 5x – 2y = 2
X + 2y = 2

8. x + 2y = 1
-3x + y = -10

9. x + 4y = 1
2x + y = -5

10. x – 4y = 5
3x – 12y = 15

Answer 1

Respuesta:

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