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 = 16, x − y = 0 → x = ____, y = ____
- 2x + 9y = 64, x = 5 → y = ____
- x + y = 14, x − y = 0 → x = ____, y = ____
- 2x + 3y = 21, x = 6 → y = ____
- 2x + 1y = 8, x = 2 → y = ____
- x + y = 11, x − y = 3 → x = ____, y = ____
- 4x + 2y = 48, x = 9 → y = ____
- 2x + 7y = 23, x = 8 → y = ____
- 3x + 7y = 74, x = 6 → y = ____
- x + y = 13, x − y = -5 → x = ____, y = ____
- 5x + 1y = 25, x = 4 → y = ____
- x + y = 10, x − y = 2 → x = ____, y = ____
- 5x + 7y = 88, x = 5 → y = ____
- x + y = 10, x − y = -4 → x = ____, y = ____
- x + y = 14, x − y = -4 → x = ____, y = ____
- x + y = 11, x − y = 5 → x = ____, y = ____
- 6x + 7y = 51, x = 5 → y = ____
- 7x + 9y = 37, x = 4 → y = ____
- 4x + 7y = 99, x = 9 → y = ____
- x + y = 9, x − y = -7 → x = ____, y = ____