방정식 시스템 워크시트
이름: ____________________날짜: ____________
지침: 대입과 소거를 통해 선형 방정식 시스템을 푼다.
20 문제
- x + y = 7, x − y = 1 → x = ____, y = ____
- 6x + 8y = 34, x = 3 → y = ____
- 3x + 6y = 39, x = 5 → y = ____
- 8x + 4y = 56, x = 6 → y = ____
- 7x + 4y = 45, x = 3 → y = ____
- x + y = 7, x − y = 5 → x = ____, y = ____
- 9x + 9y = 117, x = 7 → y = ____
- x + y = 13, x − y = -3 → x = ____, y = ____
- x + y = 11, x − y = -7 → x = ____, y = ____
- 8x + 2y = 84, x = 9 → y = ____
- 1x + 5y = 12, x = 7 → y = ____
- x + y = 6, x − y = 2 → x = ____, y = ____
- 3x + 5y = 34, x = 3 → y = ____
- x + y = 12, x − y = -2 → x = ____, y = ____
- x + y = 16, x − y = 2 → x = ____, y = ____
- x + y = 8, x − y = 6 → x = ____, y = ____
- x + y = 7, x − y = -3 → x = ____, y = ____
- x + y = 11, x − y = 5 → x = ____, y = ____
- x + y = 15, x − y = 1 → x = ____, y = ____
- 7x + 7y = 98, x = 5 → y = ____