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 = 7, x − y = -3 → x = ____, y = ____
- 4x + 1y = 13, x = 2 → y = ____
- 7x + 6y = 81, x = 9 → y = ____
- x + y = 8, x − y = 0 → x = ____, y = ____
- 2x + 3y = 28, x = 2 → y = ____
- 1x + 4y = 14, x = 6 → y = ____
- x + y = 9, x − y = 5 → x = ____, y = ____
- 8x + 4y = 20, x = 2 → y = ____
- x + y = 13, x − y = 5 → x = ____, y = ____
- x + y = 11, x − y = 3 → x = ____, y = ____
- 5x + 4y = 61, x = 9 → y = ____
- 8x + 3y = 34, x = 2 → y = ____
- x + y = 5, x − y = 1 → x = ____, y = ____
- x + y = 9, x − y = -1 → x = ____, y = ____
- x + y = 7, x − y = -1 → x = ____, y = ____
- 7x + 8y = 38, x = 2 → y = ____
- 6x + 7y = 111, x = 8 → y = ____
- x + y = 15, x − y = -1 → x = ____, y = ____
- 7x + 4y = 51, x = 5 → y = ____
- 5x + 1y = 44, x = 8 → y = ____