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 = 5, x − y = -3 → x = ____, y = ____
- 3x + 6y = 45, x = 9 → y = ____
- x + y = 7, x − y = -5 → x = ____, y = ____
- 4x + 8y = 44, x = 5 → y = ____
- x + y = 11, x − y = -7 → x = ____, y = ____
- 3x + 8y = 56, x = 8 → y = ____
- x + y = 10, x − y = 4 → x = ____, y = ____
- 1x + 6y = 39, x = 3 → y = ____
- x + y = 11, x − y = -1 → x = ____, y = ____
- 4x + 9y = 67, x = 1 → y = ____
- 3x + 3y = 24, x = 2 → y = ____
- 9x + 5y = 83, x = 7 → y = ____
- x + y = 9, x − y = -5 → x = ____, y = ____
- 6x + 5y = 65, x = 5 → y = ____
- 8x + 7y = 57, x = 1 → y = ____
- 5x + 6y = 64, x = 2 → y = ____
- 5x + 9y = 90, x = 9 → y = ____
- x + y = 14, x − y = 2 → x = ____, y = ____
- x + y = 14, x − y = -2 → x = ____, y = ____
- x + y = 3, x − y = 1 → x = ____, y = ____