방정식 시스템 워크시트
이름: ____________________날짜: ____________
지침: 대입과 소거를 통해 선형 방정식 시스템을 푼다.
20 문제
- 7x + 9y = 121, x = 7 → y = ____
- x + y = 13, x − y = 1 → x = ____, y = ____
- 9x + 7y = 79, x = 8 → y = ____
- x + y = 6, x − y = -4 → x = ____, y = ____
- 5x + 1y = 12, x = 1 → y = ____
- 7x + 2y = 39, x = 3 → y = ____
- 2x + 1y = 16, x = 7 → y = ____
- x + y = 12, x − y = -2 → x = ____, y = ____
- x + y = 8, x − y = 0 → x = ____, y = ____
- x + y = 9, x − y = 1 → x = ____, y = ____
- x + y = 15, x − y = 1 → x = ____, y = ____
- 1x + 8y = 58, x = 2 → y = ____
- 7x + 6y = 99, x = 9 → y = ____
- x + y = 12, x − y = 0 → x = ____, y = ____
- x + y = 4, x − y = 0 → x = ____, y = ____
- 2x + 2y = 24, x = 6 → y = ____
- 3x + 2y = 17, x = 5 → y = ____
- 7x + 9y = 58, x = 7 → y = ____
- 4x + 7y = 72, x = 4 → y = ____
- 3x + 9y = 81, x = 3 → y = ____