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 = 5, x − y = 1 → x = ____, y = ____
- 1x + 8y = 43, x = 3 → y = ____
- x + y = 5, x − y = -3 → x = ____, y = ____
- 7x + 2y = 38, x = 4 → y = ____
- x + y = 11, x − y = -5 → x = ____, y = ____
- 1x + 7y = 31, x = 3 → y = ____
- x + y = 12, x − y = 0 → x = ____, y = ____
- 8x + 9y = 145, x = 8 → y = ____
- 2x + 9y = 37, x = 5 → y = ____
- 2x + 5y = 46, x = 3 → y = ____
- 9x + 7y = 59, x = 5 → y = ____
- 9x + 9y = 108, x = 5 → y = ____
- 7x + 8y = 52, x = 4 → y = ____
- x + y = 9, x − y = -1 → x = ____, y = ____
- 5x + 1y = 48, x = 9 → y = ____
- x + y = 9, x − y = 7 → x = ____, y = ____
- 8x + 4y = 32, x = 2 → y = ____
- 6x + 1y = 31, x = 5 → y = ____
- x + y = 9, x − y = -7 → x = ____, y = ____
- 6x + 9y = 48, x = 5 → y = ____