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 = 3, x − y = -1 → x = ____, y = ____
- 4x + 3y = 44, x = 5 → y = ____
- 8x + 9y = 79, x = 2 → y = ____
- x + y = 6, x − y = -2 → x = ____, y = ____
- 5x + 8y = 57, x = 5 → y = ____
- x + y = 9, x − y = -1 → x = ____, y = ____
- 2x + 4y = 30, x = 5 → y = ____
- x + y = 7, x − y = 5 → x = ____, y = ____
- x + y = 15, x − y = -3 → x = ____, y = ____
- 6x + 1y = 21, x = 2 → y = ____
- x + y = 9, x − y = 1 → x = ____, y = ____
- x + y = 9, x − y = -7 → x = ____, y = ____
- 5x + 6y = 63, x = 3 → y = ____
- 1x + 6y = 50, x = 2 → y = ____
- 9x + 2y = 93, x = 9 → y = ____
- x + y = 10, x − y = 8 → x = ____, y = ____
- x + y = 8, x − y = 0 → x = ____, y = ____
- 3x + 6y = 33, x = 3 → y = ____
- 7x + 9y = 55, x = 4 → y = ____
- x + y = 2, x − y = 0 → x = ____, y = ____