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 = 18, x − y = 0 → x = ____, y = ____
- 7x + 6y = 99, x = 9 → y = ____
- 8x + 1y = 68, x = 8 → y = ____
- 7x + 9y = 44, x = 5 → y = ____
- 2x + 5y = 14, x = 2 → y = ____
- x + y = 11, x − y = 7 → x = ____, y = ____
- x + y = 4, x − y = -2 → x = ____, y = ____
- x + y = 11, x − y = -3 → x = ____, y = ____
- x + y = 6, x − y = 2 → x = ____, y = ____
- x + y = 12, x − y = 6 → x = ____, y = ____
- 7x + 7y = 91, x = 8 → y = ____
- 5x + 2y = 52, x = 8 → y = ____
- 5x + 3y = 47, x = 7 → y = ____
- x + y = 17, x − y = 1 → x = ____, y = ____
- x + y = 14, x − y = 0 → x = ____, y = ____
- 3x + 1y = 23, x = 5 → y = ____
- 7x + 5y = 56, x = 3 → y = ____
- x + y = 12, x − y = 4 → x = ____, y = ____
- 7x + 2y = 30, x = 4 → y = ____
- x + y = 9, x − y = -1 → x = ____, y = ____