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 = 12, x − y = -2 → x = ____, y = ____
- 8x + 4y = 80, x = 6 → y = ____
- 2x + 3y = 38, x = 7 → y = ____
- x + y = 14, x − y = 0 → x = ____, y = ____
- 8x + 4y = 44, x = 1 → y = ____
- 7x + 1y = 19, x = 2 → y = ____
- x + y = 4, x − y = 0 → x = ____, y = ____
- x + y = 12, x − y = -6 → x = ____, y = ____
- 8x + 9y = 102, x = 6 → y = ____
- 2x + 7y = 11, x = 2 → y = ____
- 9x + 4y = 44, x = 4 → y = ____
- 4x + 1y = 45, x = 9 → y = ____
- x + y = 7, x − y = 3 → x = ____, y = ____
- x + y = 9, x − y = 1 → x = ____, y = ____
- x + y = 13, x − y = -3 → x = ____, y = ____
- 8x + 4y = 56, x = 5 → y = ____
- 8x + 8y = 80, x = 5 → y = ____
- 6x + 9y = 117, x = 9 → y = ____
- 5x + 6y = 32, x = 4 → y = ____
- x + y = 7, x − y = 5 → x = ____, y = ____