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
- 5x + 7y = 45, x = 2 → y = ____
- 1x + 4y = 38, x = 2 → y = ____
- 3x + 1y = 20, x = 4 → y = ____
- 9x + 2y = 24, x = 2 → y = ____
- x + y = 11, x − y = 1 → x = ____, y = ____
- x + y = 15, x − y = 3 → x = ____, y = ____
- x + y = 15, x − y = -1 → x = ____, y = ____
- x + y = 13, x − y = 1 → x = ____, y = ____
- x + y = 13, x − y = -3 → x = ____, y = ____
- 5x + 2y = 36, x = 4 → y = ____
- x + y = 3, x − y = 1 → x = ____, y = ____
- 3x + 4y = 47, x = 5 → y = ____
- x + y = 13, x − y = -5 → x = ____, y = ____
- x + y = 14, x − y = 4 → x = ____, y = ____
- x + y = 10, x − y = 8 → x = ____, y = ____
- 3x + 7y = 67, x = 6 → y = ____
- 9x + 8y = 153, x = 9 → y = ____
- x + y = 12, x − y = 4 → x = ____, y = ____
- 5x + 7y = 89, x = 8 → y = ____
- 2x + 5y = 43, x = 4 → y = ____