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
- 3x + 9y = 69, x = 5 → y = ____
- x + y = 12, x − y = 4 → x = ____, y = ____
- 9x + 9y = 81, x = 3 → y = ____
- x + y = 9, x − y = 3 → x = ____, y = ____
- x + y = 5, x − y = 3 → x = ____, y = ____
- x + y = 11, x − y = -7 → x = ____, y = ____
- 4x + 9y = 88, x = 4 → y = ____
- 3x + 5y = 30, x = 5 → y = ____
- 6x + 9y = 75, x = 5 → y = ____
- 4x + 5y = 68, x = 7 → y = ____
- x + y = 17, x − y = 1 → x = ____, y = ____
- 7x + 9y = 69, x = 6 → y = ____
- x + y = 5, x − y = 1 → x = ____, y = ____
- x + y = 11, x − y = -3 → x = ____, y = ____
- 6x + 3y = 69, x = 7 → y = ____
- 6x + 8y = 54, x = 1 → y = ____
- x + y = 11, x − y = -5 → x = ____, y = ____
- x + y = 10, x − y = 0 → x = ____, y = ____
- x + y = 14, x − y = -2 → x = ____, y = ____
- x + y = 7, x − y = -3 → x = ____, y = ____