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 = 3, x − y = -1 → x = ____, y = ____
- x + y = 15, x − y = -1 → x = ____, y = ____
- 8x + 5y = 69, x = 8 → y = ____
- 9x + 4y = 17, x = 1 → y = ____
- 9x + 6y = 126, x = 8 → y = ____
- 1x + 3y = 30, x = 9 → y = ____
- 1x + 8y = 73, x = 1 → y = ____
- x + y = 13, x − y = -1 → x = ____, y = ____
- 1x + 7y = 25, x = 4 → y = ____
- x + y = 12, x − y = -4 → x = ____, y = ____
- x + y = 6, x − y = -2 → x = ____, y = ____
- 9x + 6y = 84, x = 8 → y = ____
- 7x + 8y = 92, x = 4 → y = ____
- 9x + 3y = 105, x = 9 → y = ____
- x + y = 3, x − y = 1 → x = ____, y = ____
- 7x + 8y = 135, x = 9 → y = ____
- x + y = 8, x − y = -4 → x = ____, y = ____
- x + y = 8, x − y = 0 → x = ____, y = ____
- 3x + 5y = 29, x = 8 → y = ____
- 5x + 8y = 58, x = 2 → y = ____