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 = 6 → x = ____, y = ____
- x + y = 18, x − y = 0 → x = ____, y = ____
- 9x + 4y = 85, x = 9 → y = ____
- 8x + 4y = 20, x = 2 → y = ____
- x + y = 11, x − y = -1 → x = ____, y = ____
- x + y = 7, x − y = -3 → x = ____, y = ____
- 2x + 7y = 67, x = 9 → y = ____
- 4x + 6y = 26, x = 2 → y = ____
- 5x + 9y = 64, x = 2 → y = ____
- 2x + 7y = 65, x = 8 → y = ____
- 4x + 9y = 70, x = 4 → y = ____
- x + y = 17, x − y = -1 → x = ____, y = ____
- 5x + 5y = 55, x = 9 → y = ____
- x + y = 11, x − y = -7 → x = ____, y = ____
- 7x + 2y = 53, x = 5 → y = ____
- 4x + 7y = 27, x = 5 → y = ____
- 4x + 3y = 47, x = 8 → y = ____
- x + y = 15, x − y = 1 → x = ____, y = ____
- 2x + 5y = 55, x = 5 → y = ____
- 7x + 3y = 62, x = 8 → y = ____