방정식 시스템 워크시트
이름: ____________________날짜: ____________
지침: 대입과 소거를 통해 선형 방정식 시스템을 푼다.
20 문제
- 9x + 4y = 34, x = 2 → y = ____
- x + y = 12, x − y = 4 → x = ____, y = ____
- x + y = 10, x − y = -2 → x = ____, y = ____
- x + y = 9, x − y = -3 → x = ____, y = ____
- 6x + 9y = 108, x = 9 → y = ____
- 9x + 8y = 74, x = 2 → y = ____
- 8x + 4y = 84, x = 8 → y = ____
- x + y = 5, x − y = 3 → x = ____, y = ____
- 6x + 4y = 38, x = 3 → y = ____
- 7x + 6y = 47, x = 5 → y = ____
- x + y = 9, x − y = -7 → x = ____, y = ____
- 7x + 3y = 31, x = 1 → y = ____
- 3x + 1y = 18, x = 3 → y = ____
- x + y = 11, x − y = 5 → x = ____, y = ____
- 3x + 5y = 51, x = 2 → y = ____
- 8x + 9y = 35, x = 1 → y = ____
- 2x + 4y = 38, x = 9 → y = ____
- x + y = 11, x − y = 1 → x = ____, y = ____
- 2x + 2y = 20, x = 1 → y = ____
- x + y = 9, x − y = 3 → x = ____, y = ____