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
- 5x + 2y = 42, x = 8 → y = ____
- 9x + 2y = 38, x = 4 → y = ____
- x + y = 8, x − y = 2 → x = ____, y = ____
- x + y = 5, x − y = 1 → x = ____, y = ____
- 4x + 1y = 17, x = 3 → y = ____
- x + y = 8, x − y = 6 → x = ____, y = ____
- 2x + 4y = 44, x = 6 → y = ____
- 2x + 4y = 12, x = 4 → y = ____
- 7x + 7y = 63, x = 6 → y = ____
- 2x + 2y = 20, x = 1 → y = ____
- x + y = 6, x − y = 2 → x = ____, y = ____
- x + y = 15, x − y = -1 → x = ____, y = ____
- x + y = 13, x − y = 1 → x = ____, y = ____
- x + y = 8, x − y = 0 → x = ____, y = ____
- x + y = 10, x − y = 0 → x = ____, y = ____
- 4x + 4y = 60, x = 7 → y = ____
- 9x + 2y = 80, x = 8 → y = ____
- x + y = 6, x − y = 4 → x = ____, y = ____
- x + y = 9, x − y = -7 → x = ____, y = ____
- x + y = 16, x − y = 0 → x = ____, y = ____