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
- 2x + 8y = 28, x = 6 → y = ____
- 3x + 7y = 56, x = 7 → y = ____
- x + y = 6, x − y = 0 → x = ____, y = ____
- x + y = 12, x − y = 6 → x = ____, y = ____
- 7x + 9y = 78, x = 6 → y = ____
- 7x + 1y = 20, x = 2 → y = ____
- 7x + 3y = 58, x = 7 → y = ____
- x + y = 10, x − y = -2 → x = ____, y = ____
- 4x + 4y = 40, x = 3 → y = ____
- 8x + 2y = 68, x = 8 → y = ____
- 8x + 1y = 25, x = 3 → y = ____
- 9x + 8y = 108, x = 4 → y = ____
- 6x + 2y = 66, x = 9 → y = ____
- 6x + 3y = 54, x = 7 → y = ____
- 8x + 6y = 94, x = 5 → y = ____
- 3x + 1y = 11, x = 1 → y = ____
- x + y = 12, x − y = 4 → x = ____, y = ____
- 2x + 2y = 28, x = 6 → y = ____
- 2x + 7y = 46, x = 2 → y = ____
- x + y = 9, x − y = -1 → x = ____, y = ____