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
- 4x + 5y = 57, x = 8 → y = ____
- 6x + 4y = 78, x = 7 → y = ____
- 7x + 7y = 70, x = 8 → y = ____
- x + y = 7, x − y = 5 → x = ____, y = ____
- x + y = 14, x − y = 2 → x = ____, y = ____
- x + y = 8, x − y = -6 → x = ____, y = ____
- 1x + 7y = 70, x = 7 → y = ____
- x + y = 16, x − y = -2 → x = ____, y = ____
- x + y = 10, x − y = 2 → x = ____, y = ____
- x + y = 3, x − y = 1 → x = ____, y = ____
- 5x + 9y = 89, x = 7 → y = ____
- x + y = 5, x − y = -3 → x = ____, y = ____
- 7x + 8y = 88, x = 8 → y = ____
- 7x + 9y = 96, x = 6 → y = ____
- 8x + 4y = 52, x = 3 → y = ____
- 3x + 5y = 29, x = 8 → y = ____
- x + y = 11, x − y = -1 → x = ____, y = ____
- x + y = 4, x − y = 2 → x = ____, y = ____
- x + y = 8, x − y = -2 → x = ____, y = ____
- 3x + 1y = 13, x = 2 → y = ____