初二数学一元一次不等式专项练习题 46.docx

1、初二数学一元一次不等式专项练习题 463x78x12 8(7x6) 6x14 6( x3)9(10x21) x1 2x7 7x7 4x6 4 6 3 6 5 x156x7 2(3x10)7(8x26) x3 6x8 4x5 5x3 4 8 7 3 4 x152x9 8(3x2)9(2x4) 5x4 7x4 x4 x7 6 6 8 8 7 7x2010x18 4(5x3)7(4x16) 9x7 6x2 x2 x4 1 8 7 5 3 x28x1 6(9x6)7(6x7) 5x3 4x7 3x6 8x1 3 4 3 4 7 5x176x8 2( x7) 5 6 4 5 3 x114x8 4( x1

2、0) 3 5 5 4 5 9x276x17 6(9x3)3(8x28) x9 6x3 x9 7x9 2x24 2(3x5)5(10x15) x4 7x1 x9 4x9 4 3 8 3 5 3x283(4x9) x5 9x9 9x5 x8 1 6 8 8 7 x149(6x21) 3x2 6x7 x1 x7 2x18 6(9x4)3(2x2) x2 6x5 9x4 x8 6 5 5 8 4 9x226x3 6(7x5) 6 8 3 4 5 5x18x7 2(3x6) 5 4 5 3 7 5x2310x25 2(5x4)7(10x2) x4 3x1 5x5 9x2 3 5 4 6 8 9x238x

3、28 8(3x1)9(2x3) 4x7 x5 x3 7x2 2x26 6( x10) 2x2 8( x6)3(6x5) 2x8 6x9 9x8 x2 1 3 5 8 5 x79(10x9) 7x4 x1 7x5 x7 2 8 7 8 4 9x135(6x2) 8x7 6x4 7x8 4x6 3 7 7 6 5 9x142x1 2(3x1)3(4x6) 7x8 2x5 4x3 x7 6 6 3 3 6 x175(10x11) 7x5 x7 4x8 6x1 2x29 8(7x6)3(6x11) 9x8 x7 x7 7x1 2 8 5 6 6 7x207(8x16) x2 x7 7x3 6x7 5

4、8 8 8 5 9x72x4 4(9x10)3(2x28) 9x1 6x6 5x7 x5 4x16 6( x8)5(10x13) x5 x9 x8 x5 4x12 6( x1) 1 5 7 7 5 x48x7 6(3x5) 3 4 6 5 8 9x68x3 4(5x7)5(4x16) 3x7 3x8 6x5 x2 5 4 4 7 6 9x213(8x15) x9 4x4 3x3 x1 6 7 5 4 3 5x287(2x21) x7 8x2 x6 5x5 4 5 7 4 4 9x82x15 8(7x1) 2 8 3 5 8 7x2510x21 6(5x10)3(2x14) 7x2 7x1 x1

5、 x9 6 8 8 6 7 5x252x18 4( x10)5(4x20) 7x5 7x4 x7 5x5 8x22 2(3x10) 5 7 3 5 4 3x199(2x9) 2x9 9x3 2x4 6x4 4 3 8 3 7 7x33(2x19) 5x4 x7 3x2 9x7 3 4 5 4 8 7x272x10 6(7x3)7(6x10) x3 x6 x9 4x1 8x21 6(5x9) 10x15 8(3x10)9(4x27) 4x3 9x4 9x4 7x8 1 5 8 8 8 3x1710x10 8(7x2)3(6x2) x3 4x7 x4 5x9 4 5 5 8 4 5x212x26

6、4(9x10) 2x21 4(9x2)5(4x23) x3 4x4 x2 8x5 10x7 6(7x6)9(10x25) 8x1 2x9 5x8 x3 4 7 3 4 4 5x169(8x3) x9 x2 x6 7x1 2 7 6 3 6 5x92x25 8( x6)9(6x9) x9 5x8 4x4 6x7 5 7 6 3 5 7x810x6 4(5x5)7(6x30) x9 4x9 7x4 2x4 3 8 3 8 3 7x278x29 2( x9) 8x20 2(9x4) 1 4 8 7 4 x248x6 8(3x8)5(8x19) x7 2x2 8x8 4x7 5 5 3 7 3 7x1

7、77(8x28) x6 x6 x6 9x2 6 4 4 4 8 9x106x9 4(5x6) 8x28 4(9x5)3(10x13) 8x6 7x8 7x7 3x2 8x10 8(7x1)7(2x19) x1 9x9 4x7 3x4 6x26 2(3x7)9(2x27) 5x9 4x2 x7 x9 6 6 5 7 7 9x16x23 4(9x8) 2 3 5 3 7 5x273(8x7) 2x2 x8 x9 5x9 6 3 3 7 6 9x510x6 6(3x3)7(4x20) x3 x1 x9 4x5 10x18 4(9x6)5(4x26) 7x2 5x1 6x1 9x2 2x22 8(5x

8、6)3(6x11) x7 x4 7x4 7x3 3 6 8 8 6 7x272x29 6(3x9) 4 7 4 3 7 5x78x10 4(9x6)5(8x23) 5x5 3x4 x2 x6 4x25 2(7x3)5(8x10) 8x2 2x3 5x8 6x5 6x19 2(9x7)9(8x2) 2x9 x5 x4 6x2 2 3 6 6 5 7x58x16 8(3x5) 6 8 3 8 3 5x214x10 8(3x1) 4 6 5 5 5 5x268x17 2(7x2)5(8x19) 5x6 x3 x5 5x8 2 6 7 7 4 3x1410x21 6(9x5) 3 8 4 6 3 3x52x29 8(7x2) 5 7 8 8 7 x152x19 4(5x6) 2 7 7 3 7 7x93(8x19) 8x1 2x9 x6 x6 6 7 3 7 7 3x45(10x10)