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 = 8, x − y = 4 → x = ____, y = ____
- 2x + 5y = 7, x = 1 → y = ____
- x + y = 4, x − y = 0 → x = ____, y = ____
- 6x + 9y = 51, x = 1 → y = ____
- 7x + 3y = 43, x = 4 → y = ____
- 6x + 8y = 48, x = 4 → y = ____
- x + y = 10, x − y = -2 → x = ____, y = ____
- x + y = 6, x − y = 4 → x = ____, y = ____
- 8x + 9y = 41, x = 4 → y = ____
- x + y = 9, x − y = 1 → x = ____, y = ____
- 4x + 5y = 60, x = 5 → y = ____
- x + y = 14, x − y = 4 → x = ____, y = ____
- 1x + 1y = 10, x = 8 → y = ____
- x + y = 7, x − y = 1 → x = ____, y = ____
- x + y = 4, x − y = 2 → x = ____, y = ____
- 9x + 3y = 60, x = 4 → y = ____
- 4x + 8y = 64, x = 6 → y = ____
- x + y = 10, x − y = -8 → x = ____, y = ____
- x + y = 15, x − y = 3 → x = ____, y = ____
- 7x + 6y = 44, x = 2 → y = ____