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 = 3 → x = ____, y = ____
- 7x + 7y = 77, x = 4 → y = ____
- x + y = 11, x − y = -7 → x = ____, y = ____
- x + y = 7, x − y = -5 → x = ____, y = ____
- 6x + 7y = 87, x = 4 → y = ____
- 8x + 7y = 107, x = 9 → y = ____
- x + y = 8, x − y = -2 → x = ____, y = ____
- x + y = 8, x − y = 4 → x = ____, y = ____
- 1x + 1y = 10, x = 2 → y = ____
- x + y = 9, x − y = -1 → x = ____, y = ____
- 4x + 7y = 23, x = 4 → y = ____
- x + y = 12, x − y = -4 → x = ____, y = ____
- 3x + 9y = 96, x = 8 → y = ____
- 4x + 3y = 34, x = 7 → y = ____
- x + y = 8, x − y = 6 → x = ____, y = ____
- 8x + 6y = 100, x = 8 → y = ____
- x + y = 10, x − y = -6 → x = ____, y = ____
- 2x + 1y = 5, x = 1 → y = ____
- x + y = 9, x − y = -7 → x = ____, y = ____
- 8x + 1y = 62, x = 7 → y = ____