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 = ____
- 7x + 9y = 121, x = 7 → y = ____
- 5x + 5y = 45, x = 7 → y = ____
- x + y = 11, x − y = 5 → x = ____, y = ____
- x + y = 10, x − y = -2 → x = ____, y = ____
- x + y = 15, x − y = 1 → x = ____, y = ____
- x + y = 7, x − y = -1 → x = ____, y = ____
- 9x + 8y = 75, x = 3 → y = ____
- x + y = 13, x − y = -3 → x = ____, y = ____
- x + y = 6, x − y = -2 → x = ____, y = ____
- 5x + 5y = 30, x = 4 → y = ____
- x + y = 8, x − y = 6 → x = ____, y = ____
- 7x + 9y = 83, x = 8 → y = ____
- x + y = 5, x − y = -1 → x = ____, y = ____
- 6x + 2y = 62, x = 8 → y = ____
- 2x + 6y = 42, x = 9 → y = ____
- x + y = 5, x − y = 3 → x = ____, y = ____
- x + y = 12, x − y = -6 → x = ____, y = ____
- x + y = 15, x − y = -1 → x = ____, y = ____
- 2x + 2y = 22, x = 7 → y = ____