方程式系 ワークシート
名前: ____________________日付: ____________
説明書: 代入と消去による連立一次方程式の解法。
20 問題
- x + y = 15, x − y = 1 → x = ____, y = ____
- x + y = 4, x − y = 0 → x = ____, y = ____
- 8x + 1y = 37, x = 4 → y = ____
- x + y = 17, x − y = 1 → x = ____, y = ____
- 4x + 1y = 26, x = 6 → y = ____
- x + y = 8, x − y = -4 → x = ____, y = ____
- x + y = 10, x − y = -2 → x = ____, y = ____
- 3x + 4y = 10, x = 2 → y = ____
- x + y = 9, x − y = -7 → x = ____, y = ____
- 4x + 6y = 30, x = 6 → y = ____
- 2x + 4y = 18, x = 7 → y = ____
- x + y = 14, x − y = 2 → x = ____, y = ____
- 6x + 7y = 92, x = 6 → y = ____
- x + y = 11, x − y = -5 → x = ____, y = ____
- 3x + 1y = 7, x = 1 → y = ____
- x + y = 6, x − y = 0 → x = ____, y = ____
- 8x + 8y = 88, x = 6 → y = ____
- x + y = 7, x − y = -5 → x = ____, y = ____
- 9x + 8y = 117, x = 5 → y = ____
- x + y = 14, x − y = 4 → x = ____, y = ____