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 = 35, x = 4 → y = ____
- x + y = 9, x − y = -7 → x = ____, y = ____
- 4x + 9y = 101, x = 5 → y = ____
- x + y = 8, x − y = 0 → x = ____, y = ____
- x + y = 8, x − y = -4 → x = ____, y = ____
- x + y = 15, x − y = -3 → x = ____, y = ____
- x + y = 11, x − y = 7 → x = ____, y = ____
- 9x + 7y = 121, x = 8 → y = ____
- 9x + 7y = 85, x = 4 → y = ____
- 9x + 7y = 80, x = 5 → y = ____
- 2x + 7y = 43, x = 4 → y = ____
- 9x + 4y = 95, x = 7 → y = ____
- 2x + 6y = 28, x = 2 → y = ____
- 7x + 8y = 60, x = 4 → y = ____
- x + y = 6, x − y = -2 → x = ____, y = ____
- 3x + 1y = 9, x = 1 → y = ____
- x + y = 12, x − y = -2 → x = ____, y = ____
- x + y = 5, x − y = 1 → x = ____, y = ____
- 2x + 5y = 24, x = 2 → y = ____
- 2x + 3y = 26, x = 4 → y = ____