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
- 6x + 3y = 57, x = 5 → y = ____
- x + y = 16, x − y = 2 → x = ____, y = ____
- 6x + 3y = 69, x = 9 → y = ____
- 3x + 4y = 34, x = 6 → y = ____
- x + y = 10, x − y = 4 → x = ____, y = ____
- 2x + 9y = 24, x = 3 → y = ____
- x + y = 8, x − y = -6 → x = ____, y = ____
- x + y = 7, x − y = -3 → x = ____, y = ____
- x + y = 3, x − y = -1 → x = ____, y = ____
- x + y = 14, x − y = 0 → x = ____, y = ____
- 5x + 1y = 14, x = 2 → y = ____
- 1x + 2y = 9, x = 3 → y = ____
- 6x + 4y = 28, x = 2 → y = ____
- 6x + 9y = 69, x = 7 → y = ____
- 5x + 9y = 99, x = 9 → y = ____
- x + y = 8, x − y = -2 → x = ____, y = ____
- x + y = 10, x − y = 2 → x = ____, y = ____
- x + y = 5, x − y = -3 → x = ____, y = ____
- x + y = 11, x − y = -3 → x = ____, y = ____
- 3x + 9y = 78, x = 2 → y = ____