방정식 시스템 워크시트
이름: ____________________날짜: ____________
지침: 대입과 소거를 통해 선형 방정식 시스템을 푼다.
20 문제
- 9x + 6y = 135, x = 9 → y = ____
- 5x + 6y = 21, x = 3 → y = ____
- x + y = 9, x − y = 7 → x = ____, y = ____
- x + y = 7, x − y = -5 → x = ____, y = ____
- 2x + 3y = 17, x = 4 → y = ____
- x + y = 6, x − y = 2 → x = ____, y = ____
- 8x + 7y = 64, x = 1 → y = ____
- x + y = 12, x − y = -2 → x = ____, y = ____
- 2x + 4y = 46, x = 7 → y = ____
- x + y = 8, x − y = 2 → x = ____, y = ____
- 2x + 2y = 22, x = 8 → y = ____
- 3x + 1y = 19, x = 6 → y = ____
- 6x + 4y = 62, x = 5 → y = ____
- 6x + 4y = 44, x = 4 → y = ____
- x + y = 13, x − y = -5 → x = ____, y = ____
- x + y = 5, x − y = -3 → x = ____, y = ____
- 3x + 1y = 19, x = 5 → y = ____
- 6x + 2y = 42, x = 6 → y = ____
- x + y = 12, x − y = 0 → x = ____, y = ____
- 9x + 2y = 91, x = 9 → y = ____