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
- 7x + 4y = 32, x = 4 → y = ____
- x + y = 7, x − y = -1 → x = ____, y = ____
- x + y = 11, x − y = -1 → x = ____, y = ____
- 8x + 9y = 121, x = 5 → y = ____
- x + y = 9, x − y = 3 → x = ____, y = ____
- 7x + 5y = 83, x = 9 → y = ____
- x + y = 5, x − y = -3 → x = ____, y = ____
- 7x + 6y = 92, x = 8 → y = ____
- x + y = 6, x − y = 0 → x = ____, y = ____
- x + y = 6, x − y = -2 → x = ____, y = ____
- 9x + 2y = 66, x = 6 → y = ____
- x + y = 17, x − y = 1 → x = ____, y = ____
- 3x + 3y = 39, x = 5 → y = ____
- 2x + 1y = 7, x = 1 → y = ____
- 8x + 3y = 67, x = 5 → y = ____
- 5x + 5y = 80, x = 8 → y = ____
- x + y = 14, x − y = -2 → x = ____, y = ____
- 6x + 6y = 90, x = 6 → y = ____
- 3x + 6y = 36, x = 8 → y = ____
- x + y = 8, x − y = 6 → x = ____, y = ____