방정식 시스템 워크시트
이름: ____________________날짜: ____________
지침: 대입과 소거를 통해 선형 방정식 시스템을 푼다.
20 문제
- 1x + 2y = 10, x = 4 → y = ____
- 9x + 8y = 99, x = 3 → y = ____
- x + y = 12, x − y = -4 → x = ____, y = ____
- x + y = 11, x − y = 7 → x = ____, y = ____
- 3x + 6y = 15, x = 3 → y = ____
- 6x + 4y = 20, x = 2 → y = ____
- x + y = 6, x − y = 2 → x = ____, y = ____
- 3x + 3y = 9, x = 1 → y = ____
- x + y = 11, x − y = -5 → x = ____, y = ____
- 7x + 5y = 79, x = 7 → y = ____
- x + y = 13, x − y = -1 → x = ____, y = ____
- x + y = 10, x − y = -4 → x = ____, y = ____
- 2x + 7y = 72, x = 8 → y = ____
- 2x + 6y = 14, x = 4 → y = ____
- 6x + 8y = 44, x = 6 → y = ____
- 7x + 7y = 56, x = 6 → y = ____
- x + y = 9, x − y = 3 → x = ____, y = ____
- x + y = 3, x − y = 1 → x = ____, y = ____
- 3x + 7y = 55, x = 2 → y = ____
- x + y = 16, x − y = 2 → x = ____, y = ____