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 = 14, x − y = 2 → x = ____, y = ____
- x + y = 7, x − y = -1 → x = ____, y = ____
- x + y = 8, x − y = 2 → x = ____, y = ____
- x + y = 16, x − y = -2 → x = ____, y = ____
- 8x + 4y = 72, x = 8 → y = ____
- x + y = 10, x − y = 6 → x = ____, y = ____
- x + y = 12, x − y = -2 → x = ____, y = ____
- x + y = 15, x − y = -1 → x = ____, y = ____
- x + y = 9, x − y = -1 → x = ____, y = ____
- x + y = 9, x − y = 7 → x = ____, y = ____
- 7x + 8y = 104, x = 8 → y = ____
- 1x + 4y = 18, x = 6 → y = ____
- 8x + 6y = 64, x = 2 → y = ____
- x + y = 16, x − y = 2 → x = ____, y = ____
- x + y = 8, x − y = 0 → x = ____, y = ____
- x + y = 6, x − y = 0 → x = ____, y = ____
- 8x + 7y = 128, x = 9 → y = ____
- 2x + 6y = 48, x = 3 → y = ____
- x + y = 13, x − y = 5 → x = ____, y = ____
- 9x + 5y = 85, x = 5 → y = ____