방정식 시스템 워크시트
이름: ____________________날짜: ____________
지침: 대입과 소거를 통해 선형 방정식 시스템을 푼다.
20 문제
- 7x + 7y = 77, x = 4 → y = ____
- x + y = 10, x − y = 8 → x = ____, y = ____
- 9x + 2y = 11, x = 1 → y = ____
- x + y = 16, x − y = 0 → x = ____, y = ____
- x + y = 14, x − y = -4 → x = ____, y = ____
- 1x + 6y = 25, x = 7 → y = ____
- 3x + 5y = 57, x = 9 → y = ____
- 1x + 6y = 9, x = 3 → y = ____
- 9x + 2y = 21, x = 1 → y = ____
- x + y = 9, x − y = -5 → x = ____, y = ____
- 1x + 2y = 15, x = 7 → y = ____
- 1x + 1y = 18, x = 9 → y = ____
- 8x + 9y = 81, x = 9 → y = ____
- 4x + 7y = 73, x = 6 → y = ____
- x + y = 7, x − y = -3 → x = ____, y = ____
- 6x + 2y = 48, x = 7 → y = ____
- 5x + 7y = 51, x = 6 → y = ____
- 7x + 5y = 70, x = 5 → y = ____
- x + y = 15, x − y = 3 → x = ____, y = ____
- 6x + 7y = 32, x = 3 → y = ____