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
- 8x + 9y = 144, x = 9 → y = ____
- x + y = 7, x − y = 5 → x = ____, y = ____
- 7x + 1y = 72, x = 9 → y = ____
- 5x + 9y = 117, x = 9 → y = ____
- 7x + 2y = 60, x = 6 → y = ____
- 5x + 7y = 56, x = 7 → y = ____
- x + y = 12, x − y = 6 → x = ____, y = ____
- x + y = 15, x − y = 1 → x = ____, y = ____
- 8x + 1y = 41, x = 5 → y = ____
- x + y = 11, x − y = 3 → x = ____, y = ____
- x + y = 13, x − y = -1 → x = ____, y = ____
- 5x + 1y = 26, x = 4 → y = ____
- 9x + 5y = 58, x = 2 → y = ____
- 7x + 6y = 51, x = 3 → y = ____
- 8x + 3y = 47, x = 4 → y = ____
- 7x + 8y = 82, x = 6 → y = ____
- x + y = 7, x − y = 1 → x = ____, y = ____
- x + y = 9, x − y = -5 → x = ____, y = ____
- x + y = 14, x − y = -2 → x = ____, y = ____
- 5x + 5y = 50, x = 9 → y = ____