初二数学一元一次不等式专项练习题 82.docx

1、初二数学一元一次不等式专项练习题 825x14x26 2( x2) 6 6 8 5 6 9x65(6x8) 7x9 5x3 x8 x1 5 8 6 3 6 x287(8x22) x6 2x5 7x7 5x7 8x25 6( x8)9(10x14) 8x5 7x7 6x1 7x3 1 7 6 5 6 7x1810x10 6(3x3)9(2x6) x1 7x9 7x3 5x7 1 5 6 6 6 x710x19 4( x2) 3 5 6 4 7 7x33(4x30) x3 4x4 7x1 x6 3 8 3 6 5 5x75(6x25) 4x8 x4 5x1 x3 4 5 6 6 4 x166x26

2、 4( x1)3(8x19) 7x4 x7 5x7 4x1 6 8 4 4 5 9x86x8 8(9x8)5(6x13) 4x5 x8 6x2 6x3 1 5 6 7 7 3x207(4x6) x8 x2 4x1 7x7 4x1 8(9x1)9(2x27) x1 3x5 7x4 2x5 5 3 4 8 3 3x258x12 8(3x5)7(4x28) x8 8x7 x5 4x4 10x24 4( x3)9(2x28) x8 4x6 6x2 8x1 5 3 3 7 7 3x219(6x16) 4x4 2x6 3x8 x6 1 3 3 4 8 5x299(6x30) 5x4 x6 x5 4x2 2

3、 4 6 3 5 9x303(2x12) 4x2 2x4 7x6 8x7 3 3 3 6 7 9x214x22 4(3x3)3(8x3) 6x7 9x3 7x8 4x4 5 5 8 6 3 5x2110x3 8( x1)9(8x18) 4x9 7x2 8x4 2x5 3 3 6 7 3 3x132x8 2(3x8)7(4x27) 7x8 x3 x3 6x5 3 8 7 8 5 3x302x27 4(7x3)9(10x19) 9x4 x5 2x6 x7 2x27 2(5x8)5(2x23) x4 5x3 x7 7x6 1 8 6 3 8 3x264x15 4(5x5)5(10x20) 5x4 x

4、9 x9 6x2 2 4 8 5 5 9x116x4 6(9x10) 3 6 7 3 8 3x272x18 8(7x5) 2 6 4 5 6 7x38x5 2(7x10)7(8x13) 8x3 9x2 6x1 x2 2x7 4(5x4) 6x23 4(9x9)7(10x28) 4x3 2x1 4x3 x5 6x13 2(3x6)5(4x6) 2x6 9x5 x4 5x8 4 3 8 5 4 x208x23 8(7x7)7(4x1) 6x3 x9 2x8 4x1 3 7 8 3 3 7x175(6x25) 5x9 7x8 6x7 x2 3 6 6 7 3 3x46x4 6(3x8)5(6x25)

5、 7x8 x2 7x1 x9 10x27 8(5x5) 5 6 3 3 8 3x154x20 8( x5) 5 6 7 4 8 3x105(8x9) 7x5 3x6 2x6 x7 6x16 8(9x9)3(8x19) 2x6 6x8 3x4 x8 3 3 7 4 6 5x1410x8 8(5x6)7(6x19) x3 9x5 x1 x7 6x5 4( x1)9(4x26) x7 5x9 x9 8x3 4x25 2( x9)3(10x5) x7 8x3 x1 7x3 6 7 7 6 8 5x310x19 4( x5) 4 3 3 6 6 3x149(2x12) 5x9 6x8 5x2 6x1 4

6、 4 7 6 7 x45(10x10) 7x3 x4 6x5 4x5 4 6 3 7 5 x165(10x14) 3x7 7x9 x5 9x8 5 4 8 8 8 7x159(2x22) 5x4 7x8 7x1 x4 6 6 6 8 8 9x110x13 4( x1)5(4x18) 7x8 5x9 4x6 x8 2x27 8( x9) 1 6 8 7 4 3x254x22 2(9x10)3(6x28) x7 x7 7x4 4x5 2x29 8( x8)7(6x17) 2x9 x9 x2 2x1 1 3 4 6 3 x136x27 8( x10) 5 5 3 8 7 5x89(10x29) 9x

7、5 7x6 5x7 2x3 2 8 6 4 3 7x276x25 4(9x8)9(6x9) 3x1 4x7 x7 x1 4 4 5 3 6 9x128x1 2(7x10)3(4x26) x6 x6 x9 x6 2x12 2(7x3)7(8x30) x3 3x6 x7 x7 5 3 4 8 4 7x14x4 2(7x6) 10x27 2(7x10)9(8x6) x5 x3 x4 3x1 10x6 6(9x8)7(6x8) x7 x5 5x4 7x7 2 4 5 6 8 5x125(10x10) 4x5 x6 4x4 7x2 1 3 5 5 8 9x129(10x2) x8 7x3 6x6 x1

8、3 8 8 7 6 3x77(6x15) 9x7 8x1 5x8 2x7 3 8 7 6 3 7x242x17 4( x1)5(2x4) 7x6 3x7 5x1 7x2 4x21 8(9x8)9(4x18) x7 6x2 4x3 3x2 5 7 5 3 4 9x410x4 8(3x5) 6x18 4(5x2) 5 3 6 6 4 5x58x4 8(5x7)3(8x13) 5x3 7x4 4x4 x5 3 6 8 3 6 5x74x14 2(5x2) 10x20 8(9x1)9(10x16) 8x6 8x8 x2 6x6 1 7 7 5 7 x75(4x6) 4x1 2x3 4x9 6x9 1 5 3 5 7 x269(8x3) x5 x8 5x5 4x4 6 3 4 4 3 x89(10x1) 7x5 4x6 5x5 x9 2 8 3 4 6 5x172x19 8(5x9)3(2x17) 4x6 7x5 2x1 8x2 6 3 8 3 7 7x266x9 8(9x4)9(8x19) x3 x3 x2 8x8 3 5 4 7 7 3x1010x24 6(7x10)5(2x11) 4x4 6x8 3x1 7x3 10x22 2(7x4)9(8x16)