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 + 3y = 55, x = 4 → y = ____
- x + y = 6, x − y = -4 → x = ____, y = ____
- x + y = 15, x − y = -3 → x = ____, y = ____
- x + y = 6, x − y = 2 → x = ____, y = ____
- 4x + 6y = 40, x = 7 → y = ____
- 7x + 2y = 23, x = 1 → y = ____
- 8x + 8y = 88, x = 5 → y = ____
- x + y = 6, x − y = -2 → x = ____, y = ____
- 7x + 4y = 33, x = 3 → y = ____
- x + y = 12, x − y = 2 → x = ____, y = ____
- 7x + 8y = 31, x = 1 → y = ____
- x + y = 14, x − y = -4 → x = ____, y = ____
- x + y = 3, x − y = 1 → x = ____, y = ____
- 1x + 3y = 23, x = 5 → y = ____
- 9x + 6y = 81, x = 5 → y = ____
- 1x + 3y = 22, x = 4 → y = ____
- 6x + 9y = 42, x = 1 → y = ____
- 2x + 7y = 69, x = 3 → y = ____
- x + y = 10, x − y = 0 → x = ____, y = ____
- 9x + 4y = 40, x = 4 → y = ____