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
- 5x + 6y = 78, x = 6 → y = ____
- x + y = 14, x − y = -4 → x = ____, y = ____
- 7x + 5y = 82, x = 6 → y = ____
- 3x + 5y = 67, x = 9 → y = ____
- x + y = 8, x − y = 6 → x = ____, y = ____
- 9x + 5y = 60, x = 5 → y = ____
- 5x + 6y = 75, x = 9 → y = ____
- x + y = 11, x − y = -7 → x = ____, y = ____
- x + y = 10, x − y = -8 → x = ____, y = ____
- 7x + 2y = 11, x = 1 → y = ____
- 7x + 2y = 62, x = 8 → y = ____
- x + y = 11, x − y = -3 → x = ____, y = ____
- 9x + 3y = 54, x = 4 → y = ____
- 2x + 7y = 67, x = 9 → y = ____
- 4x + 7y = 18, x = 1 → y = ____
- x + y = 15, x − y = 1 → x = ____, y = ____
- x + y = 11, x − y = 7 → x = ____, y = ____
- 8x + 6y = 84, x = 9 → y = ____
- x + y = 15, x − y = 3 → x = ____, y = ____
- 2x + 7y = 56, x = 7 → y = ____