방정식 시스템 워크시트
이름: ____________________날짜: ____________
지침: 대입과 소거를 통해 선형 방정식 시스템을 푼다.
20 문제
- x + y = 10, x − y = -8 → x = ____, y = ____
- 7x + 9y = 91, x = 4 → y = ____
- x + y = 11, x − y = -7 → x = ____, y = ____
- x + y = 13, x − y = -1 → x = ____, y = ____
- x + y = 6, x − y = -4 → x = ____, y = ____
- 2x + 4y = 16, x = 2 → y = ____
- 4x + 5y = 43, x = 2 → y = ____
- 9x + 7y = 69, x = 3 → y = ____
- x + y = 4, x − y = 2 → x = ____, y = ____
- 1x + 9y = 36, x = 9 → y = ____
- x + y = 13, x − y = 3 → x = ____, y = ____
- 3x + 6y = 9, x = 1 → y = ____
- x + y = 7, x − y = 5 → x = ____, y = ____
- x + y = 10, x − y = -4 → x = ____, y = ____
- x + y = 2, x − y = 0 → x = ____, y = ____
- 2x + 3y = 20, x = 7 → y = ____
- 3x + 9y = 75, x = 1 → y = ____
- 2x + 7y = 65, x = 8 → y = ____
- x + y = 17, x − y = -1 → x = ____, y = ____
- 9x + 9y = 81, x = 3 → y = ____