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 + 6y = 56, x = 5 → y = ____
- 8x + 1y = 62, x = 7 → y = ____
- x + y = 8, x − y = 2 → x = ____, y = ____
- 6x + 6y = 48, x = 4 → y = ____
- x + y = 12, x − y = 2 → x = ____, y = ____
- x + y = 8, x − y = -2 → x = ____, y = ____
- x + y = 18, x − y = 0 → x = ____, y = ____
- 9x + 1y = 36, x = 3 → y = ____
- 9x + 1y = 79, x = 8 → y = ____
- 2x + 8y = 68, x = 6 → y = ____
- 1x + 1y = 7, x = 5 → y = ____
- 9x + 8y = 137, x = 9 → y = ____
- x + y = 5, x − y = 3 → x = ____, y = ____
- 2x + 9y = 64, x = 5 → y = ____
- x + y = 12, x − y = 4 → x = ____, y = ____
- 3x + 3y = 30, x = 4 → y = ____
- 2x + 1y = 15, x = 4 → y = ____
- 5x + 3y = 25, x = 2 → y = ____
- 7x + 3y = 61, x = 7 → y = ____
- x + y = 6, x − y = -4 → x = ____, y = ____