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 = 8, x − y = 2 → x = ____, y = ____
- 4x + 2y = 16, x = 1 → y = ____
- x + y = 14, x − y = 4 → x = ____, y = ____
- 6x + 6y = 72, x = 6 → y = ____
- 4x + 8y = 48, x = 6 → y = ____
- 8x + 8y = 56, x = 6 → y = ____
- x + y = 13, x − y = -3 → x = ____, y = ____
- 9x + 5y = 64, x = 6 → y = ____
- x + y = 10, x − y = -6 → x = ____, y = ____
- x + y = 4, x − y = 2 → x = ____, y = ____
- x + y = 4, x − y = -2 → x = ____, y = ____
- x + y = 9, x − y = -7 → x = ____, y = ____
- x + y = 14, x − y = 2 → x = ____, y = ____
- x + y = 5, x − y = 3 → x = ____, y = ____
- 5x + 2y = 54, x = 8 → y = ____
- x + y = 8, x − y = -2 → x = ____, y = ____
- 5x + 9y = 99, x = 9 → y = ____
- x + y = 3, x − y = -1 → x = ____, y = ____
- 9x + 9y = 90, x = 3 → y = ____
- x + y = 11, x − y = 5 → x = ____, y = ____