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 = ____
- x + y = 11, x − y = -5 → x = ____, y = ____
- 2x + 3y = 17, x = 7 → y = ____
- x + y = 17, x − y = 1 → x = ____, y = ____
- x + y = 15, x − y = -1 → x = ____, y = ____
- 1x + 8y = 69, x = 5 → y = ____
- 1x + 9y = 79, x = 7 → y = ____
- 5x + 3y = 40, x = 5 → y = ____
- x + y = 10, x − y = -2 → x = ____, y = ____
- 8x + 7y = 104, x = 6 → y = ____
- 4x + 7y = 85, x = 9 → y = ____
- x + y = 9, x − y = -3 → x = ____, y = ____
- x + y = 5, x − y = 1 → x = ____, y = ____
- 2x + 4y = 52, x = 8 → y = ____
- x + y = 3, x − y = 1 → x = ____, y = ____
- 5x + 1y = 38, x = 6 → y = ____
- 9x + 9y = 90, x = 6 → y = ____
- 5x + 1y = 32, x = 6 → y = ____
- 7x + 1y = 52, x = 7 → y = ____
- 5x + 6y = 57, x = 9 → y = ____