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
- 6x + 7y = 68, x = 2 → y = ____
- 6x + 8y = 34, x = 3 → y = ____
- x + y = 8, x − y = -2 → x = ____, y = ____
- 2x + 5y = 38, x = 4 → y = ____
- x + y = 14, x − y = 4 → x = ____, y = ____
- x + y = 12, x − y = -4 → x = ____, y = ____
- x + y = 8, x − y = -6 → x = ____, y = ____
- 5x + 6y = 99, x = 9 → y = ____
- x + y = 15, x − y = -3 → x = ____, y = ____
- 4x + 4y = 64, x = 8 → y = ____
- 6x + 7y = 69, x = 8 → y = ____
- x + y = 12, x − y = -2 → x = ____, y = ____
- 4x + 7y = 81, x = 8 → y = ____
- 4x + 1y = 31, x = 6 → y = ____
- 5x + 9y = 87, x = 3 → y = ____
- 1x + 6y = 39, x = 3 → y = ____
- x + y = 17, x − y = -1 → x = ____, y = ____
- 9x + 9y = 108, x = 7 → y = ____
- 4x + 6y = 38, x = 5 → y = ____
- x + y = 10, x − y = 2 → x = ____, y = ____