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 = 14, x − y = 2 → x = ____, y = ____
- x + y = 15, x − y = 3 → x = ____, y = ____
- x + y = 18, x − y = 0 → x = ____, y = ____
- x + y = 10, x − y = 4 → x = ____, y = ____
- x + y = 16, x − y = -2 → x = ____, y = ____
- 7x + 5y = 59, x = 2 → y = ____
- x + y = 11, x − y = -7 → x = ____, y = ____
- x + y = 10, x − y = -6 → x = ____, y = ____
- 5x + 4y = 33, x = 5 → y = ____
- 7x + 7y = 49, x = 1 → y = ____
- 8x + 4y = 88, x = 8 → y = ____
- 1x + 8y = 66, x = 2 → y = ____
- 9x + 4y = 47, x = 3 → y = ____
- x + y = 7, x − y = -3 → x = ____, y = ____
- x + y = 8, x − y = -4 → x = ____, y = ____
- 7x + 6y = 110, x = 8 → y = ____
- 2x + 2y = 12, x = 5 → y = ____
- 7x + 8y = 31, x = 1 → y = ____
- 7x + 5y = 63, x = 4 → y = ____
- x + y = 8, x − y = 2 → x = ____, y = ____