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 + 9y = 77, x = 2 → y = ____
- 3x + 7y = 74, x = 6 → y = ____
- 1x + 1y = 12, x = 7 → y = ____
- 8x + 4y = 72, x = 8 → y = ____
- 9x + 4y = 104, x = 8 → y = ____
- 8x + 4y = 40, x = 3 → y = ____
- x + y = 3, x − y = -1 → x = ____, y = ____
- x + y = 9, x − y = 1 → x = ____, y = ____
- x + y = 10, x − y = -2 → x = ____, y = ____
- 3x + 3y = 30, x = 2 → y = ____
- x + y = 4, x − y = -2 → x = ____, y = ____
- 1x + 4y = 33, x = 5 → y = ____
- 3x + 4y = 44, x = 8 → y = ____
- x + y = 12, x − y = 4 → x = ____, y = ____
- 7x + 1y = 39, x = 5 → y = ____
- 6x + 4y = 10, x = 1 → y = ____
- 2x + 3y = 29, x = 1 → y = ____
- x + y = 8, x − y = -6 → x = ____, y = ____
- x + y = 3, x − y = 1 → x = ____, y = ____
- 7x + 5y = 24, x = 2 → y = ____