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
- 9x + 1y = 57, x = 6 → y = ____
- 6x + 1y = 37, x = 6 → y = ____
- x + y = 11, x − y = 3 → x = ____, y = ____
- 6x + 8y = 70, x = 9 → y = ____
- 5x + 2y = 45, x = 7 → y = ____
- 9x + 9y = 108, x = 8 → y = ____
- 8x + 1y = 23, x = 2 → y = ____
- 2x + 3y = 8, x = 1 → y = ____
- x + y = 12, x − y = -4 → x = ____, y = ____
- x + y = 16, x − y = -2 → x = ____, y = ____
- x + y = 11, x − y = 7 → x = ____, y = ____
- x + y = 5, x − y = -3 → x = ____, y = ____
- 9x + 6y = 15, x = 1 → y = ____
- x + y = 6, x − y = 0 → x = ____, y = ____
- 5x + 9y = 44, x = 7 → y = ____
- 6x + 7y = 81, x = 3 → y = ____
- 6x + 3y = 30, x = 4 → y = ____
- x + y = 4, x − y = -2 → x = ____, y = ____
- 3x + 7y = 49, x = 7 → y = ____
- x + y = 16, x − y = 0 → x = ____, y = ____