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 = 1 → x = ____, y = ____
- x + y = 13, x − y = -3 → x = ____, y = ____
- 2x + 2y = 22, x = 2 → y = ____
- 5x + 1y = 48, x = 9 → y = ____
- 2x + 6y = 52, x = 8 → y = ____
- 7x + 8y = 47, x = 1 → y = ____
- x + y = 10, x − y = -6 → x = ____, y = ____
- x + y = 6, x − y = 0 → x = ____, y = ____
- 3x + 5y = 20, x = 5 → y = ____
- 7x + 5y = 44, x = 2 → y = ____
- 3x + 5y = 55, x = 5 → y = ____
- 7x + 4y = 15, x = 1 → y = ____
- x + y = 15, x − y = -3 → x = ____, y = ____
- 3x + 8y = 56, x = 8 → y = ____
- 5x + 3y = 42, x = 6 → y = ____
- 9x + 3y = 72, x = 6 → y = ____
- 5x + 2y = 35, x = 5 → y = ____
- x + y = 13, x − y = 3 → x = ____, y = ____
- 8x + 3y = 47, x = 4 → y = ____
- 6x + 5y = 52, x = 7 → y = ____