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 = 5, x − y = -3 → x = ____, y = ____
- x + y = 12, x − y = -6 → x = ____, y = ____
- 7x + 5y = 43, x = 4 → y = ____
- 9x + 2y = 76, x = 8 → y = ____
- 9x + 3y = 105, x = 9 → y = ____
- 8x + 9y = 120, x = 6 → y = ____
- 7x + 5y = 63, x = 4 → y = ____
- x + y = 9, x − y = 1 → x = ____, y = ____
- 2x + 8y = 70, x = 7 → y = ____
- x + y = 9, x − y = -7 → x = ____, y = ____
- 1x + 2y = 13, x = 1 → y = ____
- 5x + 5y = 85, x = 8 → y = ____
- x + y = 13, x − y = -1 → x = ____, y = ____
- x + y = 9, x − y = 7 → x = ____, y = ____
- x + y = 3, x − y = -1 → x = ____, y = ____
- x + y = 10, x − y = 0 → x = ____, y = ____
- 2x + 3y = 43, x = 8 → y = ____
- 1x + 9y = 35, x = 8 → y = ____
- x + y = 7, x − y = -5 → x = ____, y = ____
- x + y = 14, x − y = -4 → x = ____, y = ____