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
- 7x + 3y = 52, x = 7 → y = ____
- 1x + 4y = 40, x = 8 → y = ____
- x + y = 13, x − y = 3 → x = ____, y = ____
- x + y = 11, x − y = 7 → x = ____, y = ____
- x + y = 14, x − y = 4 → x = ____, y = ____
- x + y = 11, x − y = -1 → x = ____, y = ____
- 7x + 3y = 25, x = 1 → y = ____
- 1x + 5y = 11, x = 6 → y = ____
- 7x + 6y = 56, x = 2 → y = ____
- x + y = 15, x − y = -1 → x = ____, y = ____
- 3x + 8y = 80, x = 8 → y = ____
- 3x + 8y = 56, x = 8 → y = ____
- 1x + 5y = 46, x = 1 → y = ____
- 1x + 5y = 27, x = 7 → y = ____
- x + y = 3, x − y = -1 → x = ____, y = ____
- 8x + 7y = 46, x = 4 → y = ____
- 2x + 5y = 28, x = 9 → y = ____
- 1x + 3y = 13, x = 4 → y = ____
- 7x + 8y = 63, x = 1 → y = ____
- 1x + 9y = 22, x = 4 → y = ____