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
- 9x + 9y = 90, x = 7 → y = ____
- x + y = 17, x − y = -1 → x = ____, y = ____
- x + y = 11, x − y = -5 → x = ____, y = ____
- 8x + 7y = 87, x = 3 → y = ____
- 8x + 3y = 73, x = 8 → y = ____
- 6x + 5y = 32, x = 2 → y = ____
- 5x + 9y = 69, x = 3 → y = ____
- x + y = 4, x − y = 2 → x = ____, y = ____
- x + y = 10, x − y = 2 → x = ____, y = ____
- 1x + 4y = 20, x = 8 → y = ____
- 8x + 4y = 40, x = 1 → y = ____
- x + y = 17, x − y = 1 → x = ____, y = ____
- x + y = 11, x − y = -1 → x = ____, y = ____
- x + y = 7, x − y = -3 → x = ____, y = ____
- 8x + 1y = 62, x = 7 → y = ____
- x + y = 16, x − y = 2 → x = ____, y = ____
- x + y = 8, x − y = -4 → x = ____, y = ____
- 4x + 2y = 30, x = 3 → y = ____
- 6x + 1y = 19, x = 3 → y = ____
- 8x + 3y = 52, x = 5 → y = ____