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 = 8, x − y = 4 → x = ____, y = ____
- x + y = 7, x − y = -1 → x = ____, y = ____
- 7x + 7y = 77, x = 6 → y = ____
- 3x + 1y = 17, x = 4 → y = ____
- x + y = 4, x − y = -2 → x = ____, y = ____
- 4x + 6y = 82, x = 7 → y = ____
- 1x + 7y = 46, x = 4 → y = ____
- 1x + 8y = 23, x = 7 → y = ____
- x + y = 11, x − y = 1 → x = ____, y = ____
- x + y = 15, x − y = -1 → x = ____, y = ____
- x + y = 10, x − y = 4 → x = ____, y = ____
- 5x + 2y = 41, x = 7 → y = ____
- 6x + 2y = 44, x = 6 → y = ____
- 1x + 6y = 49, x = 7 → y = ____
- 2x + 6y = 34, x = 5 → y = ____
- 2x + 1y = 16, x = 6 → y = ____
- 3x + 3y = 21, x = 4 → y = ____
- 6x + 5y = 59, x = 9 → y = ____
- x + y = 9, x − y = 5 → x = ____, y = ____
- 3x + 9y = 84, x = 7 → y = ____