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 = ____
- x + y = 16, x − y = -2 → x = ____, y = ____
- 2x + 8y = 74, x = 1 → y = ____
- x + y = 8, x − y = 6 → x = ____, y = ____
- 8x + 5y = 70, x = 5 → y = ____
- x + y = 11, x − y = 7 → x = ____, y = ____
- 2x + 7y = 59, x = 5 → y = ____
- 3x + 1y = 12, x = 2 → y = ____
- x + y = 12, x − y = 4 → x = ____, y = ____
- 7x + 5y = 60, x = 5 → y = ____
- 3x + 5y = 20, x = 5 → y = ____
- 7x + 4y = 67, x = 5 → y = ____
- x + y = 5, x − y = 3 → x = ____, y = ____
- 8x + 1y = 13, x = 1 → y = ____
- 8x + 7y = 95, x = 4 → y = ____
- x + y = 10, x − y = -8 → x = ____, y = ____
- x + y = 8, x − y = -2 → x = ____, y = ____
- 3x + 9y = 93, x = 4 → y = ____
- 1x + 3y = 21, x = 6 → y = ____
- x + y = 8, x − y = -6 → x = ____, y = ____