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 = 10, x − y = 0 → x = ____, y = ____
- x + y = 10, x − y = 4 → x = ____, y = ____
- 6x + 7y = 54, x = 2 → y = ____
- x + y = 10, x − y = -6 → x = ____, y = ____
- 4x + 3y = 36, x = 3 → y = ____
- x + y = 7, x − y = -5 → x = ____, y = ____
- 7x + 4y = 43, x = 5 → y = ____
- 8x + 4y = 60, x = 5 → y = ____
- x + y = 11, x − y = 5 → x = ____, y = ____
- x + y = 9, x − y = -1 → x = ____, y = ____
- 1x + 2y = 3, x = 1 → y = ____
- 8x + 6y = 74, x = 7 → y = ____
- 3x + 6y = 15, x = 1 → y = ____
- x + y = 7, x − y = 3 → x = ____, y = ____
- x + y = 10, x − y = 2 → x = ____, y = ____
- x + y = 13, x − y = -5 → x = ____, y = ____
- x + y = 9, x − y = 1 → x = ____, y = ____
- x + y = 9, x − y = -3 → x = ____, y = ____
- x + y = 10, x − y = -4 → x = ____, y = ____
- 2x + 7y = 49, x = 7 → y = ____