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 = 4, x − y = 2 → x = ____, y = ____
- x + y = 11, x − y = -3 → x = ____, y = ____
- 9x + 6y = 60, x = 6 → y = ____
- x + y = 11, x − y = 1 → x = ____, y = ____
- 2x + 2y = 30, x = 6 → y = ____
- x + y = 8, x − y = 0 → x = ____, y = ____
- 6x + 5y = 47, x = 7 → y = ____
- 7x + 6y = 46, x = 4 → y = ____
- 8x + 5y = 85, x = 5 → y = ____
- x + y = 15, x − y = 1 → x = ____, y = ____
- 9x + 5y = 84, x = 6 → y = ____
- 5x + 2y = 46, x = 6 → y = ____
- x + y = 18, x − y = 0 → x = ____, y = ____
- x + y = 11, x − y = -7 → x = ____, y = ____
- 3x + 7y = 50, x = 5 → y = ____
- x + y = 12, x − y = 6 → x = ____, y = ____
- 5x + 7y = 47, x = 8 → y = ____
- x + y = 7, x − y = -3 → x = ____, y = ____
- 1x + 8y = 9, x = 1 → y = ____
- x + y = 5, x − y = 3 → x = ____, y = ____