방정식 시스템 워크시트
이름: ____________________날짜: ____________
지침: 대입과 소거를 통해 선형 방정식 시스템을 푼다.
20 문제
- 9x + 1y = 87, x = 9 → y = ____
- 1x + 3y = 27, x = 6 → y = ____
- x + y = 11, x − y = 1 → x = ____, y = ____
- x + y = 14, x − y = 0 → x = ____, y = ____
- x + y = 6, x − y = -2 → x = ____, y = ____
- x + y = 5, x − y = -3 → x = ____, y = ____
- x + y = 15, x − y = -3 → x = ____, y = ____
- x + y = 10, x − y = 8 → x = ____, y = ____
- x + y = 18, x − y = 0 → x = ____, y = ____
- x + y = 17, x − y = 1 → x = ____, y = ____
- x + y = 13, x − y = -5 → x = ____, y = ____
- 1x + 4y = 31, x = 7 → y = ____
- 5x + 9y = 82, x = 2 → y = ____
- x + y = 15, x − y = 1 → x = ____, y = ____
- x + y = 10, x − y = 4 → x = ____, y = ____
- 7x + 6y = 76, x = 4 → y = ____
- 1x + 8y = 17, x = 1 → y = ____
- 8x + 3y = 62, x = 7 → y = ____
- x + y = 10, x − y = -2 → x = ____, y = ____
- x + y = 13, x − y = -1 → x = ____, y = ____