방정식 시스템 워크시트
이름: ____________________날짜: ____________
지침: 대입과 소거를 통해 선형 방정식 시스템을 푼다.
20 문제
- 3x + 7y = 69, x = 9 → y = ____
- x + y = 8, x − y = 4 → x = ____, y = ____
- 4x + 8y = 52, x = 7 → y = ____
- x + y = 13, x − y = 5 → x = ____, y = ____
- 7x + 4y = 23, x = 1 → y = ____
- x + y = 18, x − y = 0 → x = ____, y = ____
- x + y = 3, x − y = -1 → x = ____, y = ____
- x + y = 16, x − y = -2 → x = ____, y = ____
- 7x + 9y = 94, x = 7 → y = ____
- 7x + 7y = 28, x = 3 → y = ____
- 8x + 3y = 90, x = 9 → y = ____
- 3x + 7y = 46, x = 6 → y = ____
- x + y = 6, x − y = 2 → x = ____, y = ____
- x + y = 12, x − y = -2 → x = ____, y = ____
- 8x + 7y = 45, x = 3 → y = ____
- x + y = 10, x − y = 6 → x = ____, y = ____
- x + y = 6, x − y = 0 → x = ____, y = ____
- x + y = 12, x − y = -6 → x = ____, y = ____
- 3x + 7y = 76, x = 9 → y = ____
- 1x + 6y = 28, x = 4 → y = ____