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 = 14, x − y = 0 → x = ____, y = ____
- 5x + 7y = 94, x = 9 → y = ____
- 9x + 1y = 70, x = 7 → y = ____
- x + y = 12, x − y = -2 → x = ____, y = ____
- 9x + 6y = 39, x = 1 → y = ____
- x + y = 6, x − y = 4 → x = ____, y = ____
- 5x + 9y = 53, x = 7 → y = ____
- 6x + 6y = 54, x = 8 → y = ____
- x + y = 7, x − y = -5 → x = ____, y = ____
- x + y = 15, x − y = -3 → x = ____, y = ____
- x + y = 8, x − y = 2 → x = ____, y = ____
- x + y = 10, x − y = 8 → x = ____, y = ____
- x + y = 13, x − y = 1 → x = ____, y = ____
- 3x + 2y = 24, x = 6 → y = ____
- x + y = 11, x − y = -3 → x = ____, y = ____
- 5x + 1y = 29, x = 4 → y = ____
- 7x + 3y = 52, x = 4 → y = ____
- x + y = 12, x − y = 6 → x = ____, y = ____
- x + y = 15, x − y = 3 → x = ____, y = ____
- 3x + 6y = 45, x = 9 → y = ____