人教版初二数学上册分式方程专项练习题7.docx

1、人教版初二数学上册分式方程专项练习题7m 40x x9 60 6010v 60v1 7x x7 2 6x8 x8 1 7x8 x x 67x3 (x3)(x4)5 95x x9 x 68 x5 5x5 3 5 x5 x225 1 9x23x x23x1 1 184 5 5x 70 4040v 80v8 2x x5 2x 82 x2 3x6 2 33x7 9x249 1 62x29x x29x x x9 x9 x2 x7 98 x2 2x3x1 7x2x 7x71 1 15 4x4 8x8 9a3 x5m 80x x2 50 3010v 80v5 6x x6 4 6x7 x3 1 6x1 x x

2、 59x2 (x2)(x4)1 67x x3 x 77 x5 5x10 7 8 x4 x216 1 9x28x x28x1 1 152 8 4x 70 1010v 70v2 6x x4 x 69 x2 3x6 8 65x8 25x264 9 86x28x x28x x x8 x2 x3 x9 16 x4 4x3x6 9x2x 2x21 4 44 3x1 6x2 1a4 x7m 50x x5 70 7030v 60v1 7x x4 4 9x4 x6 5 8x3 x x 31x4 (x4)(x2)4 76x x5 x 72 x6 6x24 4 6 x3 x29 3 8x26x x26x1 1 16

3、2 8 4x 70 1030v 70v6 4x x2 x 92 x2 2x4 5 98x2 64x24 3 32x23x x23x x x7 x4 x5 x7 58 x5 5x2x1 6x2x 7x73 1 14 4x4 8x8 7a8 x7m 60x x3 10 4040v 50v3 8x x8 2 6x1 x5 4 7x1 x x 26x3 (x3)(x8)2 94x x1 x 99 x3 3x15 9 1 x4 x216 7 5x25x x25x1 1 184 6 2x 10 8040v 80v8 6x x2 3x 97 x1 4x4 2 97x4 49x216 5 31x24x x24

4、x x x7 x7 x2 x8 71 x4 4x2x2 2x2x 9x91 4 52 4x4 8x8 9a5 x1m 10x x8 40 3030v 50v3 7x x5 2 7x5 x6 5 6x5 x x 42x8 (x8)(x3)4 82x x8 x 66 x5 5x5 9 7 x8 x264 8 6x23x x23x1 1 124 5 5x 10 6030v 50v6 6x x4 2x 71 x2 3x6 1 66x9 36x281 3 63x28x x28x x x8 x9 x2 x7 16 x1 1x3x6 5x2x 6x63 4 44 4x4 8x8 4a4 x3m 70x x6

5、 80 5010v 80v4 6x x8 5 6x9 x9 3 6x2 x x 88x8 (x8)(x8)2 83x x8 x 82 x5 5x15 4 4 x2 x24 7 9x23x x23x1 1 163 8 3x 90 3030v 50v2 4x x5 x 58 x1 2x2 8 95x5 25x225 3 37x25x x25x x x9 x5 x1 x7 29 x4 4x4x5 8x2x 9x94 1 23 3x1 6x2 6a9 x5m 10x x5 10 4030v 80v2 8x x7 1 6x7 x7 3 9x9 x x 34x7 (x7)(x7)1 82x x1 x 87

6、 x6 6x12 3 8 x9 x281 6 1x23x x23x1 1 143 6 3x 10 3040v 60v2 2x x2 x 57 x1 3x3 1 96x4 36x216 6 85x27x x27x x x7 x9 x4 x8 67 x4 4x2x6 6x2x 2x21 1 35 2x3 4x6 7a9 x5m 30x x8 40 2020v 60v1 6x x1 1 7x5 x6 3 6x1 x x 36x4 (x4)(x8)4 76x x2 x 89 x2 2x10 4 1 x1 x21 5 3x26x x26x1 1 184 8 3x 10 2040v 50v1 4x x9

7、x 57 x2 2x4 1 38x3 64x29 5 75x24x x24x x x8 x1 x1 x7 98 x3 3x2x2 4x2x 6x64 1 15 2x3 4x6 8a6 x2m 80x x6 30 5010v 80v4 7x x8 5 7x7 x4 2 7x6 x x 62x1 (x1)(x6)1 99x x4 x 86 x6 6x6 2 1 x5 x225 8 4x25x x25x1 1 192 6 4x 20 4040v 50v1 5x x2 x 36 x1 2x2 2 92x2 4x24 4 63x24x x24x x x8 x7 x4 x8 74 x2 2x2x6 9x2x 8x81 1 62 4x4 8x8 4a7 x5m 60x x7 70 4040v 50v5 8x x6 1 9