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 + 7y = 86, x = 6 → y = ____
- x + y = 16, x − y = -2 → x = ____, y = ____
- x + y = 4, x − y = 2 → x = ____, y = ____
- x + y = 3, x − y = -1 → x = ____, y = ____
- 5x + 5y = 35, x = 6 → y = ____
- 8x + 3y = 57, x = 6 → y = ____
- 2x + 6y = 28, x = 5 → y = ____
- 2x + 8y = 46, x = 3 → y = ____
- 3x + 7y = 90, x = 9 → y = ____
- x + y = 11, x − y = 5 → x = ____, y = ____
- x + y = 9, x − y = 3 → x = ____, y = ____
- 7x + 3y = 55, x = 7 → y = ____
- x + y = 15, x − y = 1 → x = ____, y = ____
- x + y = 12, x − y = 4 → x = ____, y = ____
- x + y = 6, x − y = -2 → x = ____, y = ____
- x + y = 18, x − y = 0 → x = ____, y = ____
- 7x + 6y = 37, x = 1 → y = ____
- x + y = 9, x − y = -7 → x = ____, y = ____
- 6x + 8y = 62, x = 5 → y = ____
- x + y = 8, x − y = 6 → x = ____, y = ____