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 = 7, x − y = -1 → x = ____, y = ____
- x + y = 9, x − y = 5 → x = ____, y = ____
- 9x + 2y = 23, x = 1 → y = ____
- x + y = 13, x − y = 5 → x = ____, y = ____
- x + y = 11, x − y = 7 → x = ____, y = ____
- 8x + 5y = 50, x = 5 → y = ____
- 7x + 8y = 88, x = 8 → y = ____
- 6x + 9y = 111, x = 8 → y = ____
- 4x + 3y = 53, x = 8 → y = ____
- x + y = 5, x − y = -1 → x = ____, y = ____
- 2x + 3y = 25, x = 8 → y = ____
- 1x + 5y = 23, x = 8 → y = ____
- 6x + 6y = 48, x = 5 → y = ____
- x + y = 14, x − y = 0 → x = ____, y = ____
- 2x + 1y = 12, x = 2 → y = ____
- x + y = 9, x − y = 7 → x = ____, y = ____
- 3x + 5y = 27, x = 4 → y = ____
- 3x + 3y = 30, x = 5 → y = ____
- x + y = 11, x − y = -5 → x = ____, y = ____
- 9x + 5y = 57, x = 3 → y = ____