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
- 9x + 4y = 73, x = 5 → y = ____
- x + y = 8, x − y = 4 → x = ____, y = ____
- x + y = 9, x − y = 1 → x = ____, y = ____
- 8x + 1y = 39, x = 4 → y = ____
- 2x + 6y = 24, x = 9 → y = ____
- x + y = 13, x − y = 1 → x = ____, y = ____
- x + y = 16, x − y = 2 → x = ____, y = ____
- x + y = 10, x − y = -8 → x = ____, y = ____
- 9x + 8y = 135, x = 7 → y = ____
- x + y = 17, x − y = 1 → x = ____, y = ____
- x + y = 4, x − y = 2 → x = ____, y = ____
- x + y = 16, x − y = -2 → x = ____, y = ____
- 7x + 7y = 105, x = 6 → y = ____
- x + y = 2, x − y = 0 → x = ____, y = ____
- 5x + 3y = 40, x = 5 → y = ____
- x + y = 10, x − y = 6 → x = ____, y = ____
- 9x + 1y = 44, x = 4 → y = ____
- x + y = 7, x − y = -1 → x = ____, y = ____
- 8x + 4y = 92, x = 9 → y = ____
- x + y = 10, x − y = -2 → x = ____, y = ____