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 = 13, x − y = 3 → x = ____, y = ____
- x + y = 5, x − y = 3 → x = ____, y = ____
- x + y = 12, x − y = 4 → x = ____, y = ____
- 2x + 1y = 15, x = 7 → y = ____
- x + y = 6, x − y = -4 → x = ____, y = ____
- x + y = 17, x − y = -1 → x = ____, y = ____
- 9x + 3y = 66, x = 6 → y = ____
- x + y = 9, x − y = 5 → x = ____, y = ____
- x + y = 11, x − y = 7 → x = ____, y = ____
- 6x + 8y = 82, x = 7 → y = ____
- x + y = 12, x − y = -4 → x = ____, y = ____
- 5x + 5y = 75, x = 6 → y = ____
- 7x + 3y = 49, x = 4 → y = ____
- 3x + 6y = 63, x = 3 → y = ____
- 5x + 9y = 23, x = 1 → y = ____
- x + y = 13, x − y = -3 → x = ____, y = ____
- 7x + 1y = 48, x = 6 → y = ____
- x + y = 9, x − y = -1 → x = ____, y = ____
- 2x + 6y = 62, x = 4 → y = ____
- 8x + 4y = 88, x = 7 → y = ____