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 = 12, x − y = -2 → x = ____, y = ____
- x + y = 15, x − y = -1 → x = ____, y = ____
- 8x + 4y = 88, x = 8 → y = ____
- 6x + 8y = 88, x = 4 → y = ____
- x + y = 18, x − y = 0 → x = ____, y = ____
- x + y = 10, x − y = 8 → x = ____, y = ____
- x + y = 16, x − y = -2 → x = ____, y = ____
- x + y = 11, x − y = -5 → x = ____, y = ____
- 7x + 6y = 79, x = 7 → y = ____
- x + y = 9, x − y = 1 → x = ____, y = ____
- 8x + 1y = 35, x = 4 → y = ____
- x + y = 10, x − y = 4 → x = ____, y = ____
- x + y = 14, x − y = 4 → x = ____, y = ____
- 2x + 7y = 49, x = 7 → y = ____
- 7x + 2y = 61, x = 7 → y = ____
- x + y = 15, x − y = -3 → x = ____, y = ____
- x + y = 8, x − y = 0 → x = ____, y = ____
- x + y = 12, x − y = 0 → x = ____, y = ____
- x + y = 16, x − y = 0 → x = ____, y = ____
- 6x + 6y = 54, x = 8 → y = ____