Sistemas de ecuaciones Worksheet
Recommended for octavo grado — Escuela secundaria
Sistemas de ecuaciones Worksheet
Name: ____________________Date: ____________
Instructions: Resolución de sistemas de ecuaciones lineales por sustitución y eliminación.
20 problems
- x + y = 5, x − y = 1 → x = ____, y = ____
- 5x + 6y = 45, x = 3 → y = ____
- 8x + 3y = 31, x = 2 → y = ____
- 9x + 3y = 39, x = 4 → y = ____
- 6x + 4y = 28, x = 4 → y = ____
- 8x + 7y = 87, x = 3 → y = ____
- x + y = 12, x − y = 2 → x = ____, y = ____
- 7x + 2y = 49, x = 5 → y = ____
- 7x + 9y = 87, x = 6 → y = ____
- 6x + 1y = 50, x = 7 → y = ____
- x + y = 8, x − y = 4 → x = ____, y = ____
- x + y = 14, x − y = -2 → x = ____, y = ____
- 6x + 6y = 102, x = 8 → y = ____
- 4x + 7y = 61, x = 3 → y = ____
- 5x + 3y = 45, x = 6 → y = ____
- x + y = 11, x − y = -5 → x = ____, y = ____
- 4x + 1y = 28, x = 6 → y = ____
- x + y = 11, x − y = -1 → x = ____, y = ____
- 8x + 1y = 67, x = 8 → y = ____
- x + y = 11, x − y = 5 → x = ____, y = ____