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
- 1x + 1y = 12, x = 3 → y = ____
- x + y = 9, x − y = 1 → x = ____, y = ____
- x + y = 11, x − y = 7 → x = ____, y = ____
- 6x + 6y = 60, x = 3 → y = ____
- 3x + 9y = 87, x = 2 → y = ____
- x + y = 6, x − y = 2 → x = ____, y = ____
- 5x + 8y = 78, x = 6 → y = ____
- 5x + 7y = 46, x = 5 → y = ____
- 3x + 3y = 33, x = 8 → y = ____
- 7x + 8y = 104, x = 8 → y = ____
- 1x + 8y = 31, x = 7 → y = ____
- 2x + 1y = 18, x = 7 → y = ____
- x + y = 12, x − y = 0 → x = ____, y = ____
- x + y = 15, x − y = 1 → x = ____, y = ____
- x + y = 8, x − y = -4 → x = ____, y = ____
- x + y = 14, x − y = 0 → x = ____, y = ____
- x + y = 12, x − y = 6 → x = ____, y = ____
- 2x + 9y = 60, x = 3 → y = ____
- 1x + 9y = 45, x = 9 → y = ____
- 7x + 7y = 84, x = 3 → y = ____