방정식 시스템 워크시트
이름: ____________________날짜: ____________
지침: 대입과 소거를 통해 선형 방정식 시스템을 푼다.
20 문제
- x + y = 5, x − y = -3 → x = ____, y = ____
- 4x + 7y = 91, x = 7 → y = ____
- x + y = 13, x − y = -1 → x = ____, y = ____
- x + y = 14, x − y = 2 → x = ____, y = ____
- 2x + 4y = 32, x = 6 → y = ____
- 2x + 5y = 52, x = 6 → y = ____
- x + y = 15, x − y = 1 → x = ____, y = ____
- x + y = 14, x − y = 0 → x = ____, y = ____
- x + y = 12, x − y = 2 → x = ____, y = ____
- 8x + 9y = 102, x = 6 → y = ____
- x + y = 6, x − y = -2 → x = ____, y = ____
- x + y = 15, x − y = -3 → x = ____, y = ____
- x + y = 10, x − y = -4 → x = ____, y = ____
- x + y = 8, x − y = -4 → x = ____, y = ____
- 5x + 2y = 39, x = 5 → y = ____
- x + y = 8, x − y = 6 → x = ____, y = ____
- 4x + 7y = 27, x = 5 → y = ____
- 6x + 7y = 45, x = 4 → y = ____
- 5x + 3y = 38, x = 4 → y = ____
- 2x + 3y = 24, x = 9 → y = ____