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
- 5x + 3y = 14, x = 1 → y = ____
- x + y = 14, x − y = 4 → x = ____, y = ____
- 8x + 3y = 71, x = 7 → y = ____
- x + y = 11, x − y = -7 → x = ____, y = ____
- 7x + 8y = 70, x = 2 → y = ____
- x + y = 7, x − y = 1 → x = ____, y = ____
- x + y = 3, x − y = 1 → x = ____, y = ____
- 3x + 6y = 36, x = 6 → y = ____
- 9x + 1y = 46, x = 5 → y = ____
- 8x + 1y = 80, x = 9 → y = ____
- x + y = 6, x − y = 4 → x = ____, y = ____
- x + y = 12, x − y = 0 → x = ____, y = ____
- x + y = 16, x − y = 0 → x = ____, y = ____
- 8x + 7y = 98, x = 7 → y = ____
- 1x + 2y = 22, x = 8 → y = ____
- 8x + 5y = 112, x = 9 → y = ____
- x + y = 10, x − y = 0 → x = ____, y = ____
- x + y = 11, x − y = 7 → x = ____, y = ____
- x + y = 9, x − y = -3 → x = ____, y = ____
- 7x + 2y = 18, x = 2 → y = ____