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
- 4x + 7y = 58, x = 4 → y = ____
- 2x + 5y = 56, x = 8 → y = ____
- x + y = 7, x − y = -1 → x = ____, y = ____
- 8x + 7y = 89, x = 5 → y = ____
- x + y = 15, x − y = 1 → x = ____, y = ____
- x + y = 12, x − y = -2 → x = ____, y = ____
- 9x + 5y = 82, x = 8 → y = ____
- 3x + 1y = 9, x = 1 → y = ____
- 4x + 5y = 77, x = 8 → y = ____
- 4x + 3y = 22, x = 4 → y = ____
- 6x + 5y = 58, x = 3 → y = ____
- x + y = 6, x − y = -4 → x = ____, y = ____
- 4x + 8y = 68, x = 5 → y = ____
- 9x + 2y = 33, x = 3 → y = ____
- 5x + 7y = 61, x = 1 → y = ____
- x + y = 10, x − y = -2 → x = ____, y = ____
- x + y = 8, x − y = 2 → x = ____, y = ____
- x + y = 11, x − y = 1 → x = ____, y = ____
- 3x + 8y = 77, x = 7 → y = ____
- x + y = 4, x − y = 0 → x = ____, y = ____