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 = 6, x − y = 4 → x = ____, y = ____
- x + y = 15, x − y = 3 → x = ____, y = ____
- 5x + 8y = 26, x = 2 → y = ____
- 3x + 5y = 36, x = 2 → y = ____
- 1x + 8y = 70, x = 6 → y = ____
- 3x + 7y = 61, x = 4 → y = ____
- 7x + 9y = 87, x = 6 → y = ____
- x + y = 10, x − y = 4 → x = ____, y = ____
- x + y = 10, x − y = -8 → x = ____, y = ____
- 5x + 9y = 106, x = 5 → y = ____
- x + y = 13, x − y = 3 → x = ____, y = ____
- x + y = 10, x − y = -4 → x = ____, y = ____
- 7x + 5y = 79, x = 7 → y = ____
- 7x + 6y = 53, x = 5 → y = ____
- 8x + 1y = 67, x = 8 → y = ____
- 5x + 2y = 44, x = 8 → y = ____
- 1x + 9y = 42, x = 6 → y = ____
- x + y = 11, x − y = 5 → x = ____, y = ____
- x + y = 4, x − y = -2 → x = ____, y = ____
- 5x + 2y = 13, x = 1 → y = ____