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
- 5x + 1y = 49, x = 9 → y = ____
- x + y = 15, x − y = -3 → x = ____, y = ____
- x + y = 5, x − y = -1 → x = ____, y = ____
- x + y = 12, x − y = -2 → x = ____, y = ____
- 7x + 3y = 19, x = 1 → y = ____
- x + y = 10, x − y = -4 → x = ____, y = ____
- 2x + 7y = 72, x = 8 → y = ____
- x + y = 7, x − y = -1 → x = ____, y = ____
- x + y = 5, x − y = -3 → x = ____, y = ____
- x + y = 10, x − y = 0 → x = ____, y = ____
- 5x + 3y = 32, x = 4 → y = ____
- x + y = 8, x − y = -6 → x = ____, y = ____
- 3x + 3y = 18, x = 3 → y = ____
- 4x + 1y = 22, x = 5 → y = ____
- 7x + 6y = 83, x = 5 → y = ____
- x + y = 13, x − y = 3 → x = ____, y = ____
- x + y = 7, x − y = 1 → x = ____, y = ____
- x + y = 7, x − y = 3 → x = ____, y = ____
- x + y = 8, x − y = -2 → x = ____, y = ____
- x + y = 3, x − y = 1 → x = ____, y = ____