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 + 3y = 54, x = 4 → y = ____
- 5x + 9y = 90, x = 9 → y = ____
- x + y = 10, x − y = 2 → x = ____, y = ____
- 4x + 2y = 50, x = 8 → y = ____
- 6x + 8y = 26, x = 3 → y = ____
- 5x + 6y = 99, x = 9 → y = ____
- x + y = 15, x − y = -3 → x = ____, y = ____
- x + y = 16, x − y = 0 → x = ____, y = ____
- 3x + 8y = 81, x = 3 → y = ____
- 1x + 5y = 29, x = 9 → y = ____
- 1x + 5y = 17, x = 7 → y = ____
- x + y = 9, x − y = -7 → x = ____, y = ____
- 9x + 8y = 99, x = 3 → y = ____
- x + y = 13, x − y = 1 → x = ____, y = ____
- x + y = 18, x − y = 0 → x = ____, y = ____
- 7x + 8y = 119, x = 9 → y = ____
- 6x + 6y = 72, x = 7 → y = ____
- 7x + 3y = 37, x = 4 → y = ____
- 5x + 4y = 64, x = 8 → y = ____
- 1x + 9y = 71, x = 8 → y = ____