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
- 5x + 9y = 86, x = 1 → y = ____
- 3x + 7y = 20, x = 2 → y = ____
- x + y = 12, x − y = -2 → x = ____, y = ____
- x + y = 9, x − y = 1 → x = ____, y = ____
- 6x + 2y = 50, x = 7 → y = ____
- 6x + 2y = 34, x = 5 → y = ____
- x + y = 11, x − y = 1 → x = ____, y = ____
- x + y = 11, x − y = -3 → x = ____, y = ____
- 4x + 7y = 65, x = 4 → y = ____
- 9x + 6y = 90, x = 8 → y = ____
- 2x + 1y = 8, x = 2 → y = ____
- x + y = 16, x − y = -2 → x = ____, y = ____
- 2x + 9y = 40, x = 2 → y = ____
- 9x + 2y = 63, x = 5 → y = ____
- 9x + 7y = 62, x = 3 → y = ____
- x + y = 11, x − y = 7 → x = ____, y = ____
- x + y = 9, x − y = 3 → x = ____, y = ____
- 3x + 1y = 21, x = 4 → y = ____
- 6x + 8y = 36, x = 2 → y = ____
- 5x + 2y = 38, x = 6 → y = ____