방정식 시스템 워크시트
이름: ____________________날짜: ____________
지침: 대입과 소거를 통해 선형 방정식 시스템을 푼다.
20 문제
- 5x + 4y = 56, x = 8 → y = ____
- x + y = 15, x − y = -1 → x = ____, y = ____
- x + y = 8, x − y = 0 → x = ____, y = ____
- 3x + 4y = 53, x = 7 → y = ____
- x + y = 16, x − y = 0 → x = ____, y = ____
- x + y = 9, x − y = 7 → x = ____, y = ____
- 5x + 6y = 76, x = 8 → y = ____
- 8x + 9y = 81, x = 9 → y = ____
- x + y = 8, x − y = -4 → x = ____, y = ____
- 3x + 9y = 30, x = 4 → y = ____
- 7x + 3y = 29, x = 2 → y = ____
- 8x + 7y = 64, x = 1 → y = ____
- 4x + 6y = 10, x = 1 → y = ____
- x + y = 9, x − y = -1 → x = ____, y = ____
- x + y = 8, x − y = -2 → x = ____, y = ____
- 5x + 2y = 26, x = 4 → y = ____
- 1x + 7y = 35, x = 7 → y = ____
- 1x + 2y = 22, x = 8 → y = ____
- 1x + 9y = 76, x = 4 → y = ____
- 3x + 8y = 48, x = 8 → y = ____