방정식 시스템 워크시트
이름: ____________________날짜: ____________
지침: 대입과 소거를 통해 선형 방정식 시스템을 푼다.
20 문제
- 7x + 2y = 45, x = 5 → y = ____
- 8x + 5y = 65, x = 5 → y = ____
- 3x + 5y = 16, x = 2 → y = ____
- 3x + 2y = 35, x = 7 → y = ____
- x + y = 13, x − y = 5 → x = ____, y = ____
- x + y = 11, x − y = 3 → x = ____, y = ____
- 9x + 7y = 119, x = 7 → y = ____
- 2x + 7y = 62, x = 3 → y = ____
- 9x + 3y = 33, x = 3 → y = ____
- 7x + 3y = 10, x = 1 → y = ____
- 1x + 9y = 24, x = 6 → y = ____
- x + y = 9, x − y = -7 → x = ____, y = ____
- x + y = 10, x − y = -6 → x = ____, y = ____
- x + y = 12, x − y = 0 → x = ____, y = ____
- x + y = 13, x − y = -3 → x = ____, y = ____
- 7x + 7y = 28, x = 2 → y = ____
- 6x + 8y = 84, x = 6 → y = ____
- 8x + 8y = 104, x = 9 → y = ____
- x + y = 12, x − y = 6 → x = ____, y = ____
- 7x + 3y = 63, x = 6 → y = ____