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
- 8x + 8y = 80, x = 1 → y = ____
- 4x + 3y = 17, x = 2 → y = ____
- 5x + 6y = 44, x = 4 → y = ____
- 9x + 9y = 135, x = 8 → y = ____
- x + y = 14, x − y = -2 → x = ____, y = ____
- x + y = 3, x − y = 1 → x = ____, y = ____
- x + y = 12, x − y = 4 → x = ____, y = ____
- x + y = 14, x − y = 0 → x = ____, y = ____
- x + y = 7, x − y = -3 → x = ____, y = ____
- x + y = 14, x − y = 2 → x = ____, y = ____
- x + y = 11, x − y = 1 → x = ____, y = ____
- x + y = 10, x − y = 8 → x = ____, y = ____
- 9x + 8y = 128, x = 8 → y = ____
- 7x + 7y = 105, x = 7 → y = ____
- 7x + 5y = 73, x = 4 → y = ____
- x + y = 12, x − y = -2 → x = ____, y = ____
- 7x + 7y = 63, x = 4 → y = ____
- 5x + 5y = 40, x = 2 → y = ____
- x + y = 10, x − y = -6 → x = ____, y = ____
- x + y = 9, x − y = 5 → x = ____, y = ____