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 = 11, x − y = -5 → x = ____, y = ____
- 5x + 8y = 52, x = 4 → y = ____
- 2x + 8y = 72, x = 8 → y = ____
- 2x + 8y = 42, x = 9 → y = ____
- 6x + 1y = 34, x = 5 → y = ____
- x + y = 12, x − y = 4 → x = ____, y = ____
- 8x + 3y = 26, x = 1 → y = ____
- x + y = 9, x − y = -3 → x = ____, y = ____
- x + y = 8, x − y = -4 → x = ____, y = ____
- 8x + 3y = 76, x = 8 → y = ____
- 9x + 2y = 44, x = 4 → y = ____
- x + y = 10, x − y = -2 → x = ____, y = ____
- x + y = 10, x − y = -6 → x = ____, y = ____
- 2x + 5y = 31, x = 8 → y = ____
- 7x + 2y = 22, x = 2 → y = ____
- 7x + 5y = 91, x = 8 → y = ____
- x + y = 12, x − y = 6 → x = ____, y = ____
- 8x + 3y = 70, x = 8 → y = ____
- x + y = 10, x − y = 8 → x = ____, y = ____
- 5x + 3y = 39, x = 3 → y = ____