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 = 14, x − y = 2 → x = ____, y = ____
- 5x + 6y = 58, x = 2 → y = ____
- 4x + 6y = 30, x = 3 → y = ____
- 7x + 1y = 17, x = 2 → y = ____
- 5x + 2y = 24, x = 2 → y = ____
- 8x + 7y = 73, x = 3 → y = ____
- x + y = 5, x − y = -1 → x = ____, y = ____
- x + y = 10, x − y = 2 → x = ____, y = ____
- 3x + 1y = 18, x = 5 → y = ____
- 8x + 9y = 80, x = 1 → y = ____
- x + y = 15, x − y = -3 → x = ____, y = ____
- 7x + 2y = 60, x = 6 → y = ____
- x + y = 11, x − y = 7 → x = ____, y = ____
- 4x + 6y = 48, x = 9 → y = ____
- 3x + 9y = 30, x = 4 → y = ____
- 1x + 8y = 30, x = 6 → y = ____
- x + y = 17, x − y = 1 → x = ____, y = ____
- 7x + 3y = 73, x = 7 → y = ____
- x + y = 7, x − y = -1 → x = ____, y = ____
- 4x + 7y = 64, x = 2 → y = ____