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
- 9x + 7y = 44, x = 1 → y = ____
- x + y = 13, x − y = -1 → x = ____, y = ____
- x + y = 13, x − y = 1 → x = ____, y = ____
- x + y = 11, x − y = -5 → x = ____, y = ____
- 3x + 9y = 39, x = 4 → y = ____
- 3x + 3y = 12, x = 1 → y = ____
- 6x + 2y = 12, x = 1 → y = ____
- 6x + 1y = 14, x = 2 → y = ____
- 9x + 3y = 30, x = 1 → y = ____
- 3x + 7y = 13, x = 2 → y = ____
- x + y = 8, x − y = 6 → x = ____, y = ____
- x + y = 15, x − y = 1 → x = ____, y = ____
- 6x + 7y = 117, x = 9 → y = ____
- 7x + 4y = 22, x = 2 → y = ____
- 9x + 5y = 85, x = 5 → y = ____
- x + y = 11, x − y = 3 → x = ____, y = ____
- x + y = 11, x − y = -3 → x = ____, y = ____
- 8x + 6y = 80, x = 4 → y = ____
- x + y = 9, x − y = -3 → x = ____, y = ____
- x + y = 12, x − y = 0 → x = ____, y = ____