방정식 시스템 워크시트
이름: ____________________날짜: ____________
지침: 대입과 소거를 통해 선형 방정식 시스템을 푼다.
20 문제
- 5x + 4y = 54, x = 6 → y = ____
- 5x + 1y = 49, x = 9 → y = ____
- 9x + 2y = 87, x = 9 → y = ____
- x + y = 13, x − y = -3 → x = ____, y = ____
- 4x + 1y = 29, x = 5 → y = ____
- 5x + 8y = 68, x = 4 → y = ____
- x + y = 8, x − y = 4 → x = ____, y = ____
- 9x + 4y = 68, x = 4 → y = ____
- x + y = 6, x − y = 4 → x = ____, y = ____
- 9x + 8y = 35, x = 3 → y = ____
- x + y = 4, x − y = 0 → x = ____, y = ____
- 5x + 5y = 65, x = 4 → y = ____
- 1x + 7y = 66, x = 3 → y = ____
- 7x + 4y = 47, x = 5 → y = ____
- 7x + 2y = 15, x = 1 → y = ____
- 4x + 1y = 9, x = 1 → y = ____
- 9x + 9y = 81, x = 4 → y = ____
- x + y = 6, x − y = 0 → x = ____, y = ____
- 4x + 8y = 32, x = 4 → y = ____
- x + y = 10, x − y = 2 → x = ____, y = ____