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 = 15, x − y = 3 → x = ____, y = ____
- x + y = 3, x − y = 1 → x = ____, y = ____
- 2x + 1y = 17, x = 4 → y = ____
- x + y = 7, x − y = -3 → x = ____, y = ____
- 9x + 8y = 66, x = 2 → y = ____
- x + y = 7, x − y = 5 → x = ____, y = ____
- 8x + 1y = 51, x = 6 → y = ____
- 2x + 3y = 14, x = 1 → y = ____
- 4x + 4y = 48, x = 9 → y = ____
- x + y = 12, x − y = 6 → x = ____, y = ____
- x + y = 9, x − y = -3 → x = ____, y = ____
- 8x + 6y = 42, x = 3 → y = ____
- 7x + 2y = 36, x = 4 → y = ____
- 4x + 6y = 30, x = 6 → y = ____
- 9x + 3y = 84, x = 7 → y = ____
- 1x + 3y = 15, x = 9 → y = ____
- 3x + 6y = 24, x = 4 → y = ____
- x + y = 14, x − y = 4 → x = ____, y = ____
- 8x + 9y = 58, x = 5 → y = ____
- 3x + 4y = 35, x = 9 → y = ____