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 = 13, x − y = 1 → x = ____, y = ____
- x + y = 11, x − y = -7 → x = ____, y = ____
- 8x + 6y = 120, x = 9 → y = ____
- x + y = 14, x − y = 4 → x = ____, y = ____
- x + y = 4, x − y = 0 → x = ____, y = ____
- 4x + 2y = 42, x = 7 → y = ____
- 1x + 9y = 71, x = 8 → y = ____
- 6x + 6y = 84, x = 6 → y = ____
- 5x + 8y = 75, x = 7 → y = ____
- 5x + 9y = 76, x = 8 → y = ____
- 9x + 9y = 99, x = 5 → y = ____
- x + y = 9, x − y = -3 → x = ____, y = ____
- x + y = 9, x − y = -7 → x = ____, y = ____
- 6x + 5y = 87, x = 7 → y = ____
- 5x + 1y = 32, x = 5 → y = ____
- x + y = 11, x − y = 3 → x = ____, y = ____
- 1x + 6y = 50, x = 2 → y = ____
- 7x + 8y = 100, x = 4 → y = ____
- x + y = 8, x − y = 0 → x = ____, y = ____
- 9x + 9y = 36, x = 3 → y = ____