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 = 17, x − y = 1 → x = ____, y = ____
- 3x + 6y = 39, x = 7 → y = ____
- x + y = 9, x − y = 1 → x = ____, y = ____
- 1x + 6y = 55, x = 7 → y = ____
- 4x + 2y = 24, x = 3 → y = ____
- x + y = 7, x − y = 3 → x = ____, y = ____
- x + y = 12, x − y = 0 → x = ____, y = ____
- 9x + 1y = 61, x = 6 → y = ____
- x + y = 16, x − y = -2 → x = ____, y = ____
- 3x + 7y = 34, x = 2 → y = ____
- 7x + 4y = 88, x = 8 → y = ____
- x + y = 9, x − y = 7 → x = ____, y = ____
- 7x + 5y = 78, x = 9 → y = ____
- 5x + 9y = 51, x = 3 → y = ____
- 9x + 4y = 30, x = 2 → y = ____
- 5x + 1y = 12, x = 1 → y = ____
- 6x + 9y = 60, x = 7 → y = ____
- 6x + 6y = 66, x = 9 → y = ____
- 5x + 4y = 50, x = 6 → y = ____
- 6x + 4y = 28, x = 2 → y = ____