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 + 5y = 91, x = 7 → y = ____
- 9x + 2y = 11, x = 1 → y = ____
- x + y = 15, x − y = 1 → x = ____, y = ____
- x + y = 13, x − y = -3 → x = ____, y = ____
- 7x + 9y = 57, x = 3 → y = ____
- 6x + 6y = 36, x = 5 → y = ____
- 3x + 7y = 69, x = 9 → y = ____
- 2x + 2y = 18, x = 6 → y = ____
- x + y = 10, x − y = 2 → x = ____, y = ____
- 7x + 7y = 63, x = 5 → y = ____
- 2x + 9y = 47, x = 1 → y = ____
- x + y = 17, x − y = -1 → x = ____, y = ____
- 8x + 2y = 34, x = 3 → y = ____
- 6x + 7y = 73, x = 4 → y = ____
- 2x + 1y = 13, x = 4 → y = ____
- 6x + 9y = 105, x = 4 → y = ____
- 9x + 7y = 43, x = 4 → y = ____
- x + y = 12, x − y = 0 → x = ____, y = ____
- 2x + 8y = 40, x = 4 → y = ____
- 8x + 3y = 74, x = 7 → y = ____