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
- 3x + 5y = 51, x = 2 → y = ____
- 6x + 9y = 84, x = 8 → y = ____
- x + y = 7, x − y = 1 → x = ____, y = ____
- 1x + 2y = 15, x = 1 → y = ____
- x + y = 17, x − y = 1 → x = ____, y = ____
- 7x + 6y = 93, x = 9 → y = ____
- 9x + 8y = 70, x = 6 → y = ____
- 7x + 1y = 22, x = 2 → y = ____
- x + y = 11, x − y = -7 → x = ____, y = ____
- 7x + 2y = 29, x = 3 → y = ____
- 7x + 9y = 88, x = 1 → y = ____
- x + y = 5, x − y = 3 → x = ____, y = ____
- 2x + 5y = 24, x = 2 → y = ____
- x + y = 10, x − y = -4 → x = ____, y = ____
- 2x + 3y = 10, x = 2 → y = ____
- x + y = 15, x − y = 3 → x = ____, y = ____
- x + y = 11, x − y = 7 → x = ____, y = ____
- x + y = 14, x − y = 0 → x = ____, y = ____
- 6x + 4y = 70, x = 9 → y = ____
- 8x + 3y = 33, x = 3 → y = ____