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 = 4 → x = ____, y = ____
- 7x + 6y = 19, x = 1 → y = ____
- x + y = 10, x − y = -8 → x = ____, y = ____
- 3x + 6y = 27, x = 7 → y = ____
- x + y = 9, x − y = 1 → x = ____, y = ____
- x + y = 7, x − y = 3 → x = ____, y = ____
- 9x + 6y = 54, x = 2 → y = ____
- 5x + 2y = 39, x = 7 → y = ____
- x + y = 6, x − y = -2 → x = ____, y = ____
- 3x + 1y = 31, x = 9 → y = ____
- 5x + 9y = 60, x = 3 → y = ____
- 3x + 3y = 27, x = 7 → y = ____
- 2x + 5y = 55, x = 5 → y = ____
- x + y = 8, x − y = 2 → x = ____, y = ____
- 4x + 6y = 90, x = 9 → y = ____
- 2x + 6y = 20, x = 1 → y = ____
- 8x + 3y = 44, x = 4 → y = ____
- 8x + 9y = 108, x = 9 → y = ____
- x + y = 7, x − y = 1 → x = ____, y = ____
- x + y = 11, x − y = 1 → x = ____, y = ____