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 = ____
- 9x + 6y = 72, x = 6 → y = ____
- 7x + 1y = 33, x = 4 → y = ____
- x + y = 6, x − y = 2 → x = ____, y = ____
- x + y = 12, x − y = 4 → x = ____, y = ____
- 5x + 1y = 15, x = 2 → y = ____
- 6x + 8y = 82, x = 7 → y = ____
- x + y = 15, x − y = 1 → x = ____, y = ____
- 2x + 2y = 12, x = 3 → y = ____
- 8x + 8y = 48, x = 1 → y = ____
- 2x + 7y = 72, x = 8 → y = ____
- 8x + 2y = 70, x = 8 → y = ____
- x + y = 14, x − y = 0 → x = ____, y = ____
- x + y = 13, x − y = -3 → x = ____, y = ____
- x + y = 13, x − y = 1 → x = ____, y = ____
- 7x + 8y = 93, x = 3 → y = ____
- 9x + 4y = 60, x = 4 → y = ____
- 2x + 8y = 70, x = 7 → y = ____
- 1x + 8y = 69, x = 5 → y = ____
- 9x + 4y = 17, x = 1 → y = ____