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 = 9, x − y = 7 → x = ____, y = ____
- x + y = 11, x − y = 5 → x = ____, y = ____
- 4x + 6y = 36, x = 3 → y = ____
- 7x + 4y = 54, x = 6 → y = ____
- 7x + 9y = 121, x = 7 → y = ____
- 8x + 1y = 81, x = 9 → y = ____
- x + y = 13, x − y = -3 → x = ____, y = ____
- x + y = 9, x − y = -5 → x = ____, y = ____
- 4x + 8y = 32, x = 4 → y = ____
- 5x + 1y = 12, x = 1 → y = ____
- 6x + 6y = 36, x = 3 → y = ____
- 5x + 2y = 59, x = 9 → y = ____
- x + y = 15, x − y = -1 → x = ____, y = ____
- 8x + 6y = 62, x = 7 → y = ____
- 1x + 9y = 52, x = 7 → y = ____
- x + y = 11, x − y = -7 → x = ____, y = ____
- x + y = 3, x − y = 1 → x = ____, y = ____
- 8x + 1y = 61, x = 7 → y = ____
- 5x + 2y = 23, x = 3 → y = ____
- x + y = 4, x − y = -2 → x = ____, y = ____