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
- 8x + 1y = 47, x = 5 → y = ____
- 1x + 4y = 22, x = 6 → y = ____
- x + y = 11, x − y = 1 → x = ____, y = ____
- x + y = 13, x − y = -1 → x = ____, y = ____
- 6x + 5y = 59, x = 4 → y = ____
- 9x + 2y = 79, x = 7 → y = ____
- x + y = 15, x − y = 3 → x = ____, y = ____
- 8x + 9y = 75, x = 6 → y = ____
- 5x + 9y = 53, x = 7 → y = ____
- x + y = 10, x − y = 6 → x = ____, y = ____
- 7x + 3y = 52, x = 4 → y = ____
- x + y = 2, x − y = 0 → x = ____, y = ____
- x + y = 14, x − y = 0 → x = ____, y = ____
- x + y = 12, x − y = 4 → x = ____, y = ____
- 8x + 3y = 54, x = 6 → y = ____
- x + y = 11, x − y = -5 → x = ____, y = ____
- 5x + 7y = 73, x = 2 → y = ____
- 3x + 7y = 40, x = 4 → y = ____
- 9x + 4y = 90, x = 6 → y = ____
- x + y = 12, x − y = -4 → x = ____, y = ____