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 = 11, x − y = 7 → x = ____, y = ____
- x + y = 12, x − y = -4 → x = ____, y = ____
- x + y = 6, x − y = 2 → x = ____, y = ____
- 3x + 4y = 60, x = 8 → y = ____
- 8x + 1y = 68, x = 8 → y = ____
- 5x + 5y = 30, x = 1 → y = ____
- x + y = 5, x − y = 1 → x = ____, y = ____
- 3x + 3y = 15, x = 3 → y = ____
- 3x + 4y = 51, x = 9 → y = ____
- 8x + 5y = 97, x = 9 → y = ____
- 5x + 9y = 93, x = 6 → y = ____
- 9x + 7y = 32, x = 2 → y = ____
- x + y = 14, x − y = -4 → x = ____, y = ____
- 9x + 7y = 96, x = 6 → y = ____
- 5x + 4y = 21, x = 1 → y = ____
- 7x + 5y = 54, x = 7 → y = ____
- 1x + 1y = 7, x = 1 → y = ____
- x + y = 14, x − y = 2 → x = ____, y = ____
- x + y = 15, x − y = 3 → x = ____, y = ____
- 3x + 6y = 63, x = 9 → y = ____