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 = 4, x − y = -2 → x = ____, y = ____
- x + y = 15, x − y = 1 → x = ____, y = ____
- x + y = 5, x − y = -1 → x = ____, y = ____
- 9x + 2y = 67, x = 7 → y = ____
- x + y = 5, x − y = 1 → x = ____, y = ____
- x + y = 13, x − y = -5 → x = ____, y = ____
- 8x + 4y = 28, x = 3 → y = ____
- 8x + 4y = 68, x = 6 → y = ____
- 3x + 6y = 60, x = 8 → y = ____
- 4x + 2y = 14, x = 1 → y = ____
- 9x + 3y = 42, x = 2 → y = ____
- 8x + 6y = 108, x = 9 → y = ____
- x + y = 13, x − y = 3 → x = ____, y = ____
- x + y = 10, x − y = 2 → x = ____, y = ____
- 3x + 3y = 30, x = 7 → y = ____
- x + y = 10, x − y = 4 → x = ____, y = ____
- 9x + 6y = 102, x = 6 → y = ____
- x + y = 5, x − y = -3 → x = ____, y = ____
- 8x + 1y = 73, x = 9 → y = ____
- 1x + 7y = 36, x = 1 → y = ____