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
- 7x + 6y = 55, x = 1 → y = ____
- x + y = 15, x − y = -3 → x = ____, y = ____
- x + y = 8, x − y = -6 → x = ____, y = ____
- 1x + 9y = 32, x = 5 → y = ____
- 7x + 2y = 75, x = 9 → y = ____
- 2x + 6y = 28, x = 5 → y = ____
- 4x + 3y = 37, x = 7 → y = ____
- 8x + 3y = 59, x = 4 → y = ____
- 9x + 3y = 45, x = 4 → y = ____
- x + y = 11, x − y = 7 → x = ____, y = ____
- 7x + 9y = 90, x = 9 → y = ____
- 1x + 7y = 24, x = 3 → y = ____
- x + y = 10, x − y = -6 → x = ____, y = ____
- x + y = 10, x − y = -8 → x = ____, y = ____
- x + y = 8, x − y = -2 → x = ____, y = ____
- 9x + 5y = 102, x = 8 → y = ____
- 8x + 1y = 66, x = 8 → y = ____
- x + y = 6, x − y = -2 → x = ____, y = ____
- 9x + 5y = 108, x = 7 → y = ____
- 7x + 7y = 70, x = 2 → y = ____