방정식 시스템 워크시트
이름: ____________________날짜: ____________
지침: 대입과 소거를 통해 선형 방정식 시스템을 푼다.
20 문제
- 5x + 7y = 67, x = 5 → y = ____
- x + y = 16, x − y = 2 → x = ____, y = ____
- 7x + 1y = 72, x = 9 → y = ____
- x + y = 14, x − y = -4 → x = ____, y = ____
- 9x + 3y = 33, x = 1 → y = ____
- 8x + 1y = 22, x = 2 → y = ____
- 4x + 6y = 16, x = 1 → y = ____
- x + y = 13, x − y = 3 → x = ____, y = ____
- x + y = 17, x − y = 1 → x = ____, y = ____
- x + y = 9, x − y = 1 → x = ____, y = ____
- 5x + 4y = 17, x = 1 → y = ____
- 7x + 2y = 81, x = 9 → y = ____
- x + y = 11, x − y = 5 → x = ____, y = ____
- x + y = 15, x − y = -3 → x = ____, y = ____
- x + y = 15, x − y = -1 → x = ____, y = ____
- x + y = 4, x − y = 2 → x = ____, y = ____
- x + y = 14, x − y = -2 → x = ____, y = ____
- 5x + 1y = 29, x = 4 → y = ____
- x + y = 14, x − y = 2 → x = ____, y = ____
- 4x + 8y = 68, x = 5 → y = ____