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 = 7, x − y = 3 → x = ____, y = ____
- 9x + 6y = 48, x = 4 → y = ____
- 8x + 9y = 102, x = 6 → y = ____
- 9x + 9y = 72, x = 4 → y = ____
- x + y = 14, x − y = 4 → x = ____, y = ____
- x + y = 17, x − y = 1 → x = ____, y = ____
- 8x + 3y = 56, x = 4 → y = ____
- 7x + 5y = 68, x = 4 → y = ____
- 5x + 2y = 28, x = 4 → y = ____
- x + y = 14, x − y = -4 → x = ____, y = ____
- 3x + 9y = 90, x = 6 → y = ____
- 2x + 8y = 62, x = 7 → y = ____
- 2x + 9y = 97, x = 8 → y = ____
- x + y = 8, x − y = 2 → x = ____, y = ____
- x + y = 6, x − y = -2 → x = ____, y = ____
- x + y = 10, x − y = 8 → x = ____, y = ____
- x + y = 10, x − y = 2 → x = ____, y = ____
- x + y = 9, x − y = 5 → x = ____, y = ____
- 5x + 5y = 60, x = 8 → y = ____
- 4x + 1y = 39, x = 8 → y = ____