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 = 7, x − y = -1 → x = ____, y = ____
- 7x + 7y = 63, x = 7 → y = ____
- x + y = 9, x − y = -1 → x = ____, y = ____
- 8x + 3y = 99, x = 9 → y = ____
- 8x + 8y = 72, x = 1 → y = ____
- x + y = 8, x − y = 2 → x = ____, y = ____
- x + y = 15, x − y = 3 → x = ____, y = ____
- 7x + 5y = 36, x = 3 → y = ____
- x + y = 8, x − y = -6 → x = ____, y = ____
- 3x + 1y = 16, x = 3 → y = ____
- x + y = 14, x − y = -4 → x = ____, y = ____
- 8x + 3y = 11, x = 1 → y = ____
- x + y = 18, x − y = 0 → x = ____, y = ____
- x + y = 14, x − y = 4 → x = ____, y = ____
- x + y = 16, x − y = 0 → x = ____, y = ____
- 5x + 6y = 40, x = 2 → y = ____
- x + y = 13, x − y = 1 → x = ____, y = ____
- 7x + 6y = 48, x = 6 → y = ____
- x + y = 14, x − y = 0 → x = ____, y = ____
- x + y = 11, x − y = 3 → x = ____, y = ____