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 = 3, x − y = -1 → x = ____, y = ____
- 7x + 7y = 56, x = 7 → y = ____
- x + y = 12, x − y = 0 → x = ____, y = ____
- 7x + 4y = 63, x = 5 → y = ____
- 5x + 8y = 74, x = 2 → y = ____
- x + y = 9, x − y = -3 → x = ____, y = ____
- x + y = 6, x − y = -2 → x = ____, y = ____
- 3x + 1y = 7, x = 1 → y = ____
- 7x + 6y = 55, x = 1 → y = ____
- 5x + 7y = 50, x = 3 → y = ____
- 4x + 4y = 28, x = 2 → y = ____
- 7x + 1y = 15, x = 1 → y = ____
- x + y = 16, x − y = 2 → x = ____, y = ____
- 2x + 2y = 20, x = 7 → y = ____
- 8x + 5y = 44, x = 3 → y = ____
- 1x + 9y = 14, x = 5 → y = ____
- 9x + 4y = 39, x = 3 → y = ____
- x + y = 13, x − y = 3 → x = ____, y = ____
- 7x + 4y = 64, x = 8 → y = ____