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 = 7, x − y = -1 → x = ____, y = ____
- x + y = 10, x − y = 0 → x = ____, y = ____
- 6x + 6y = 72, x = 3 → y = ____
- 7x + 8y = 60, x = 4 → y = ____
- 2x + 9y = 30, x = 6 → y = ____
- 9x + 5y = 52, x = 3 → y = ____
- 2x + 1y = 11, x = 2 → y = ____
- x + y = 13, x − y = -1 → x = ____, y = ____
- x + y = 8, x − y = 6 → x = ____, y = ____
- x + y = 4, x − y = 0 → x = ____, y = ____
- 9x + 1y = 19, x = 2 → y = ____
- 6x + 8y = 70, x = 5 → y = ____
- x + y = 6, x − y = 2 → x = ____, y = ____
- 4x + 5y = 18, x = 2 → y = ____
- x + y = 13, x − y = -3 → x = ____, y = ____
- x + y = 12, x − y = 6 → x = ____, y = ____
- 7x + 3y = 41, x = 2 → y = ____
- x + y = 12, x − y = 2 → x = ____, y = ____
- 9x + 5y = 70, x = 5 → y = ____
- 3x + 2y = 22, x = 6 → y = ____