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 = ____
- 5x + 7y = 42, x = 7 → y = ____
- 2x + 9y = 97, x = 8 → y = ____
- x + y = 10, x − y = 2 → x = ____, y = ____
- 4x + 8y = 76, x = 3 → y = ____
- x + y = 8, x − y = 4 → x = ____, y = ____
- x + y = 9, x − y = 5 → x = ____, y = ____
- 8x + 3y = 78, x = 9 → y = ____
- 3x + 1y = 22, x = 7 → y = ____
- x + y = 12, x − y = 0 → x = ____, y = ____
- 9x + 1y = 40, x = 4 → y = ____
- 5x + 1y = 54, x = 9 → y = ____
- 7x + 5y = 98, x = 9 → y = ____
- 2x + 8y = 58, x = 1 → y = ____
- 3x + 7y = 24, x = 1 → y = ____
- x + y = 12, x − y = -4 → x = ____, y = ____
- 5x + 2y = 36, x = 4 → y = ____
- 5x + 5y = 50, x = 2 → y = ____
- x + y = 8, x − y = -6 → x = ____, y = ____
- 1x + 4y = 11, x = 3 → y = ____