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
- 7x + 6y = 61, x = 7 → y = ____
- 5x + 9y = 63, x = 9 → y = ____
- x + y = 16, x − y = 0 → x = ____, y = ____
- x + y = 5, x − y = -3 → x = ____, y = ____
- 5x + 6y = 40, x = 2 → y = ____
- 2x + 9y = 20, x = 1 → y = ____
- x + y = 12, x − y = -4 → x = ____, y = ____
- x + y = 4, x − y = 2 → x = ____, y = ____
- 7x + 4y = 34, x = 2 → y = ____
- x + y = 7, x − y = -3 → x = ____, y = ____
- 4x + 9y = 104, x = 8 → y = ____
- x + y = 15, x − y = 1 → x = ____, y = ____
- 6x + 3y = 66, x = 8 → y = ____
- x + y = 12, x − y = 4 → x = ____, y = ____
- x + y = 6, x − y = -2 → x = ____, y = ____
- 8x + 6y = 106, x = 8 → y = ____
- 5x + 2y = 38, x = 4 → y = ____
- x + y = 9, x − y = 3 → x = ____, y = ____
- x + y = 9, x − y = 1 → x = ____, y = ____
- x + y = 11, x − y = 5 → x = ____, y = ____