방정식 시스템 워크시트
이름: ____________________날짜: ____________
지침: 대입과 소거를 통해 선형 방정식 시스템을 푼다.
20 문제
- 6x + 8y = 54, x = 5 → y = ____
- x + y = 8, x − y = 2 → x = ____, y = ____
- 4x + 5y = 56, x = 4 → y = ____
- 8x + 7y = 31, x = 3 → y = ____
- x + y = 14, x − y = -4 → x = ____, y = ____
- 3x + 1y = 28, x = 8 → y = ____
- 8x + 3y = 53, x = 4 → y = ____
- 2x + 1y = 15, x = 7 → y = ____
- 2x + 1y = 11, x = 2 → y = ____
- 3x + 4y = 47, x = 9 → y = ____
- x + y = 12, x − y = 2 → x = ____, y = ____
- 5x + 7y = 44, x = 6 → y = ____
- x + y = 9, x − y = 5 → x = ____, y = ____
- x + y = 10, x − y = -6 → x = ____, y = ____
- 4x + 7y = 75, x = 3 → y = ____
- 8x + 2y = 40, x = 3 → y = ____
- 5x + 6y = 16, x = 2 → y = ____
- x + y = 12, x − y = 0 → x = ____, y = ____
- 4x + 9y = 62, x = 2 → y = ____
- x + y = 2, x − y = 0 → x = ____, y = ____