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 + 2y = 7, x = 5 → y = ____
- 8x + 8y = 56, x = 4 → y = ____
- x + y = 12, x − y = 4 → x = ____, y = ____
- 5x + 8y = 54, x = 6 → y = ____
- x + y = 13, x − y = -1 → x = ____, y = ____
- x + y = 10, x − y = 8 → x = ____, y = ____
- 9x + 9y = 108, x = 4 → y = ____
- 5x + 2y = 49, x = 9 → y = ____
- x + y = 3, x − y = -1 → x = ____, y = ____
- 2x + 1y = 7, x = 3 → y = ____
- x + y = 9, x − y = -7 → x = ____, y = ____
- 1x + 9y = 90, x = 9 → y = ____
- x + y = 18, x − y = 0 → x = ____, y = ____
- 3x + 1y = 20, x = 5 → y = ____
- 1x + 1y = 11, x = 5 → y = ____
- 9x + 7y = 75, x = 6 → y = ____
- 9x + 4y = 48, x = 4 → y = ____
- 2x + 8y = 28, x = 2 → y = ____
- 1x + 5y = 23, x = 3 → y = ____
- 4x + 6y = 60, x = 3 → y = ____