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 = 6, x − y = 4 → x = ____, y = ____
- 6x + 8y = 82, x = 3 → y = ____
- x + y = 8, x − y = -6 → x = ____, y = ____
- 6x + 6y = 60, x = 3 → y = ____
- x + y = 8, x − y = 4 → x = ____, y = ____
- 5x + 6y = 58, x = 2 → y = ____
- x + y = 8, x − y = 0 → x = ____, y = ____
- 2x + 2y = 18, x = 5 → y = ____
- x + y = 6, x − y = -4 → x = ____, y = ____
- x + y = 9, x − y = 7 → x = ____, y = ____
- x + y = 12, x − y = 0 → x = ____, y = ____
- 2x + 5y = 47, x = 6 → y = ____
- x + y = 16, x − y = -2 → x = ____, y = ____
- x + y = 10, x − y = 2 → x = ____, y = ____
- x + y = 3, x − y = 1 → x = ____, y = ____
- 2x + 9y = 21, x = 6 → y = ____
- 5x + 9y = 43, x = 5 → y = ____
- 2x + 8y = 36, x = 2 → y = ____
- 1x + 9y = 12, x = 3 → y = ____