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
- 9x + 2y = 72, x = 6 → y = ____
- x + y = 9, x − y = -5 → x = ____, y = ____
- 1x + 2y = 8, x = 6 → y = ____
- x + y = 11, x − y = -7 → x = ____, y = ____
- 5x + 4y = 29, x = 5 → y = ____
- 4x + 6y = 28, x = 4 → y = ____
- x + y = 3, x − y = -1 → x = ____, y = ____
- x + y = 13, x − y = -3 → x = ____, y = ____
- x + y = 10, x − y = -2 → x = ____, y = ____
- x + y = 7, x − y = 5 → x = ____, y = ____
- x + y = 10, x − y = 6 → x = ____, y = ____
- x + y = 11, x − y = -3 → x = ____, y = ____
- 7x + 5y = 81, x = 8 → y = ____
- x + y = 9, x − y = 5 → x = ____, y = ____
- x + y = 14, x − y = -4 → x = ____, y = ____
- 5x + 5y = 55, x = 2 → y = ____
- 3x + 5y = 30, x = 5 → y = ____
- 9x + 3y = 57, x = 4 → y = ____
- x + y = 8, x − y = -2 → x = ____, y = ____
- 5x + 9y = 111, x = 6 → y = ____