방정식 시스템 워크시트
이름: ____________________날짜: ____________
지침: 대입과 소거를 통해 선형 방정식 시스템을 푼다.
20 문제
- 3x + 1y = 18, x = 4 → y = ____
- 4x + 5y = 26, x = 4 → y = ____
- 9x + 7y = 25, x = 2 → y = ____
- 5x + 7y = 12, x = 1 → y = ____
- x + y = 14, x − y = 4 → x = ____, y = ____
- x + y = 11, x − y = -7 → x = ____, y = ____
- 3x + 8y = 23, x = 5 → y = ____
- 4x + 7y = 75, x = 3 → y = ____
- x + y = 12, x − y = 0 → x = ____, y = ____
- 5x + 8y = 31, x = 3 → y = ____
- x + y = 13, x − y = -5 → x = ____, y = ____
- x + y = 8, x − y = 0 → x = ____, y = ____
- x + y = 8, x − y = -4 → x = ____, y = ____
- x + y = 12, x − y = -6 → x = ____, y = ____
- 1x + 2y = 5, x = 3 → y = ____
- x + y = 13, x − y = 3 → x = ____, y = ____
- 3x + 8y = 57, x = 3 → y = ____
- x + y = 10, x − y = -2 → x = ____, y = ____
- 1x + 5y = 26, x = 6 → y = ____
- 5x + 8y = 28, x = 4 → y = ____