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 = 11, x − y = -3 → x = ____, y = ____
- x + y = 9, x − y = -3 → x = ____, y = ____
- x + y = 12, x − y = 0 → x = ____, y = ____
- x + y = 10, x − y = 0 → x = ____, y = ____
- x + y = 14, x − y = -4 → x = ____, y = ____
- x + y = 12, x − y = 4 → x = ____, y = ____
- 4x + 9y = 81, x = 9 → y = ____
- 1x + 4y = 32, x = 8 → y = ____
- x + y = 13, x − y = 3 → x = ____, y = ____
- x + y = 8, x − y = 0 → x = ____, y = ____
- x + y = 8, x − y = 4 → x = ____, y = ____
- 2x + 1y = 21, x = 7 → y = ____
- x + y = 8, x − y = -2 → x = ____, y = ____
- 9x + 9y = 90, x = 8 → y = ____
- 6x + 3y = 75, x = 8 → y = ____
- x + y = 13, x − y = 1 → x = ____, y = ____
- 9x + 1y = 41, x = 4 → y = ____
- x + y = 11, x − y = 1 → x = ____, y = ____
- 1x + 2y = 11, x = 7 → y = ____
- 1x + 1y = 15, x = 8 → y = ____