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
- 3x + 8y = 99, x = 9 → y = ____
- 9x + 3y = 51, x = 3 → y = ____
- x + y = 12, x − y = -4 → x = ____, y = ____
- x + y = 8, x − y = -6 → x = ____, y = ____
- x + y = 9, x − y = -7 → x = ____, y = ____
- 5x + 6y = 53, x = 7 → y = ____
- x + y = 12, x − y = -2 → x = ____, y = ____
- 4x + 7y = 75, x = 3 → y = ____
- x + y = 8, x − y = -4 → x = ____, y = ____
- x + y = 13, x − y = 5 → x = ____, y = ____
- 9x + 1y = 16, x = 1 → y = ____
- x + y = 4, x − y = 2 → x = ____, y = ____
- x + y = 10, x − y = 4 → x = ____, y = ____
- 4x + 2y = 30, x = 5 → y = ____
- 4x + 8y = 44, x = 3 → y = ____
- 1x + 8y = 51, x = 3 → y = ____
- 7x + 6y = 57, x = 3 → y = ____
- x + y = 4, x − y = -2 → x = ____, y = ____
- 5x + 7y = 88, x = 5 → y = ____
- 5x + 7y = 87, x = 9 → y = ____