방정식 시스템 워크시트
이름: ____________________날짜: ____________
지침: 대입과 소거를 통해 선형 방정식 시스템을 푼다.
20 문제
- 4x + 9y = 53, x = 2 → y = ____
- 6x + 5y = 69, x = 4 → y = ____
- 9x + 7y = 107, x = 8 → y = ____
- 6x + 1y = 18, x = 2 → y = ____
- x + y = 18, x − y = 0 → x = ____, y = ____
- x + y = 4, x − y = -2 → x = ____, y = ____
- 6x + 7y = 87, x = 4 → y = ____
- x + y = 9, x − y = 5 → x = ____, y = ____
- 9x + 3y = 54, x = 4 → y = ____
- x + y = 12, x − y = -2 → x = ____, y = ____
- x + y = 11, x − y = 7 → x = ____, y = ____
- 2x + 7y = 65, x = 1 → y = ____
- 2x + 5y = 30, x = 5 → y = ____
- x + y = 7, x − y = -1 → x = ____, y = ____
- x + y = 9, x − y = 1 → x = ____, y = ____
- 5x + 8y = 92, x = 4 → y = ____
- 2x + 2y = 18, x = 2 → y = ____
- 9x + 2y = 53, x = 5 → y = ____
- 6x + 9y = 135, x = 9 → y = ____
- x + y = 9, x − y = -5 → x = ____, y = ____