Systèmes d'équations Feuille de travail
Recommandé pour 8e année — Lycée
Systèmes d'équations Feuille de travail
Nom: ____________________Date: ____________
Instructions: Résolution de systèmes d'équations linéaires par substitution et élimination.
20 problèmes
- x + y = 7, x − y = 1 → x = ____, y = ____
- 2x + 6y = 46, x = 8 → y = ____
- 7x + 9y = 44, x = 5 → y = ____
- 9x + 6y = 84, x = 8 → y = ____
- x + y = 5, x − y = 3 → x = ____, y = ____
- 3x + 8y = 81, x = 3 → y = ____
- 1x + 9y = 87, x = 6 → y = ____
- 3x + 4y = 29, x = 3 → y = ____
- 6x + 9y = 42, x = 1 → y = ____
- 5x + 7y = 64, x = 3 → y = ____
- x + y = 7, x − y = -1 → x = ____, y = ____
- x + y = 4, x − y = 0 → x = ____, y = ____
- 8x + 9y = 127, x = 8 → y = ____
- 3x + 4y = 28, x = 4 → y = ____
- 5x + 8y = 117, x = 9 → y = ____
- x + y = 15, x − y = -1 → x = ____, y = ____
- x + y = 10, x − y = -2 → x = ____, y = ____
- 6x + 8y = 88, x = 4 → y = ____
- x + y = 12, x − y = 6 → x = ____, y = ____
- 6x + 7y = 46, x = 3 → y = ____