방정식 시스템 워크시트
이름: ____________________날짜: ____________
지침: 대입과 소거를 통해 선형 방정식 시스템을 푼다.
20 문제
- x + y = 14, x − y = 4 → x = ____, y = ____
- 9x + 1y = 75, x = 8 → y = ____
- 1x + 1y = 17, x = 8 → y = ____
- x + y = 12, x − y = 2 → x = ____, y = ____
- 4x + 5y = 48, x = 2 → y = ____
- x + y = 10, x − y = -4 → x = ____, y = ____
- 8x + 6y = 102, x = 6 → y = ____
- 4x + 2y = 36, x = 6 → y = ____
- 3x + 9y = 33, x = 5 → y = ____
- x + y = 9, x − y = 7 → x = ____, y = ____
- x + y = 11, x − y = -7 → x = ____, y = ____
- x + y = 10, x − y = 8 → x = ____, y = ____
- x + y = 13, x − y = -5 → x = ____, y = ____
- 4x + 9y = 95, x = 8 → y = ____
- x + y = 5, x − y = 1 → x = ____, y = ____
- x + y = 12, x − y = -4 → x = ____, y = ____
- 3x + 7y = 69, x = 9 → y = ____
- x + y = 9, x − y = -5 → x = ____, y = ____
- x + y = 12, x − y = -6 → x = ____, y = ____
- 9x + 8y = 81, x = 1 → y = ____