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
- 6x + 4y = 90, x = 9 → y = ____
- x + y = 13, x − y = 5 → x = ____, y = ____
- x + y = 9, x − y = -5 → x = ____, y = ____
- x + y = 10, x − y = -8 → x = ____, y = ____
- x + y = 9, x − y = 1 → x = ____, y = ____
- 9x + 2y = 37, x = 3 → y = ____
- x + y = 6, x − y = 2 → x = ____, y = ____
- x + y = 5, x − y = -3 → x = ____, y = ____
- 5x + 8y = 51, x = 7 → y = ____
- x + y = 8, x − y = 4 → x = ____, y = ____
- 1x + 5y = 30, x = 5 → y = ____
- 6x + 7y = 44, x = 5 → y = ____
- 3x + 2y = 43, x = 9 → y = ____
- x + y = 4, x − y = -2 → x = ____, y = ____
- x + y = 5, x − y = 3 → x = ____, y = ____
- 7x + 4y = 87, x = 9 → y = ____
- 2x + 1y = 11, x = 3 → y = ____
- 2x + 9y = 20, x = 1 → y = ____
- x + y = 8, x − y = -4 → x = ____, y = ____
- 2x + 9y = 74, x = 1 → y = ____