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
- 9x + 9y = 117, x = 9 → y = ____
- 5x + 9y = 92, x = 4 → y = ____
- 5x + 5y = 30, x = 1 → y = ____
- 3x + 3y = 27, x = 5 → y = ____
- 9x + 5y = 72, x = 3 → y = ____
- 9x + 7y = 144, x = 9 → y = ____
- 4x + 6y = 20, x = 2 → y = ____
- 7x + 4y = 73, x = 7 → y = ____
- x + y = 9, x − y = -1 → x = ____, y = ____
- x + y = 13, x − y = 5 → x = ____, y = ____
- 5x + 7y = 55, x = 4 → y = ____
- 8x + 3y = 80, x = 7 → y = ____
- x + y = 9, x − y = 3 → x = ____, y = ____
- 9x + 6y = 30, x = 2 → y = ____
- 3x + 6y = 51, x = 3 → y = ____
- 1x + 1y = 10, x = 7 → y = ____
- 2x + 3y = 32, x = 7 → y = ____
- x + y = 4, x − y = 0 → x = ____, y = ____
- 4x + 3y = 35, x = 5 → y = ____
- x + y = 4, x − y = -2 → x = ____, y = ____