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 = ____
- x + y = 18, x − y = 0 → x = ____, y = ____
- 8x + 3y = 73, x = 8 → y = ____
- 7x + 4y = 18, x = 2 → y = ____
- x + y = 11, x − y = -7 → x = ____, y = ____
- 7x + 1y = 16, x = 2 → y = ____
- 1x + 9y = 10, x = 1 → y = ____
- 5x + 5y = 40, x = 4 → y = ____
- 4x + 5y = 35, x = 5 → y = ____
- x + y = 9, x − y = 1 → x = ____, y = ____
- 4x + 2y = 38, x = 9 → y = ____
- 6x + 5y = 59, x = 9 → y = ____
- 3x + 1y = 12, x = 1 → y = ____
- x + y = 15, x − y = -3 → x = ____, y = ____
- 3x + 1y = 4, x = 1 → y = ____
- x + y = 13, x − y = 5 → x = ____, y = ____
- 5x + 5y = 50, x = 2 → y = ____
- 4x + 8y = 32, x = 2 → y = ____
- x + y = 4, x − y = 2 → x = ____, y = ____
- x + y = 9, x − y = 5 → x = ____, y = ____