방정식 시스템 워크시트
이름: ____________________날짜: ____________
지침: 대입과 소거를 통해 선형 방정식 시스템을 푼다.
20 문제
- x + y = 10, x − y = 2 → x = ____, y = ____
- 4x + 5y = 57, x = 8 → y = ____
- x + y = 10, x − y = 6 → x = ____, y = ____
- x + y = 9, x − y = -3 → x = ____, y = ____
- 9x + 5y = 44, x = 1 → y = ____
- x + y = 12, x − y = 6 → x = ____, y = ____
- 3x + 7y = 56, x = 7 → y = ____
- x + y = 12, x − y = -6 → x = ____, y = ____
- x + y = 5, x − y = 3 → x = ____, y = ____
- 7x + 6y = 31, x = 1 → y = ____
- x + y = 12, x − y = 2 → x = ____, y = ____
- x + y = 12, x − y = -4 → x = ____, y = ____
- 7x + 5y = 26, x = 3 → y = ____
- 6x + 2y = 20, x = 2 → y = ____
- x + y = 14, x − y = 2 → x = ____, y = ____
- 8x + 5y = 53, x = 1 → y = ____
- 3x + 3y = 39, x = 5 → y = ____
- x + y = 11, x − y = 5 → x = ____, y = ____
- x + y = 12, x − y = -2 → x = ____, y = ____
- x + y = 5, x − y = 1 → x = ____, y = ____