방정식 시스템 워크시트
이름: ____________________날짜: ____________
지침: 대입과 소거를 통해 선형 방정식 시스템을 푼다.
20 문제
- 5x + 4y = 71, x = 7 → y = ____
- 1x + 8y = 21, x = 5 → y = ____
- x + y = 8, x − y = -2 → x = ____, y = ____
- 2x + 9y = 78, x = 3 → y = ____
- 2x + 9y = 64, x = 5 → y = ____
- 1x + 3y = 24, x = 6 → y = ____
- 6x + 2y = 42, x = 4 → y = ____
- x + y = 16, x − y = -2 → x = ____, y = ____
- x + y = 12, x − y = -4 → x = ____, y = ____
- x + y = 12, x − y = 2 → x = ____, y = ____
- 8x + 8y = 104, x = 9 → y = ____
- 5x + 9y = 93, x = 6 → y = ____
- x + y = 10, x − y = -2 → x = ____, y = ____
- 5x + 4y = 13, x = 1 → y = ____
- x + y = 8, x − y = -6 → x = ____, y = ____
- x + y = 7, x − y = 3 → x = ____, y = ____
- 1x + 2y = 21, x = 7 → y = ____
- 1x + 8y = 58, x = 2 → y = ____
- 6x + 6y = 72, x = 8 → y = ____
- x + y = 6, x − y = 2 → x = ____, y = ____