방정식 시스템 워크시트
이름: ____________________날짜: ____________
지침: 대입과 소거를 통해 선형 방정식 시스템을 푼다.
20 문제
- x + y = 5, x − y = 3 → x = ____, y = ____
- 9x + 5y = 92, x = 8 → y = ____
- 8x + 1y = 70, x = 8 → y = ____
- x + y = 14, x − y = 0 → x = ____, y = ____
- 2x + 2y = 16, x = 4 → y = ____
- 9x + 7y = 86, x = 8 → y = ____
- x + y = 18, x − y = 0 → x = ____, y = ____
- x + y = 13, x − y = 3 → x = ____, y = ____
- 5x + 6y = 57, x = 9 → y = ____
- 9x + 3y = 75, x = 8 → y = ____
- 5x + 4y = 67, x = 7 → y = ____
- x + y = 5, x − y = -3 → x = ____, y = ____
- 7x + 3y = 29, x = 2 → y = ____
- x + y = 13, x − y = -1 → x = ____, y = ____
- x + y = 4, x − y = -2 → x = ____, y = ____
- 1x + 1y = 11, x = 7 → y = ____
- 3x + 9y = 30, x = 1 → y = ____
- 1x + 7y = 56, x = 7 → y = ____
- 1x + 2y = 6, x = 4 → y = ____
- x + y = 5, x − y = 1 → x = ____, y = ____