人教版七年级数学下册解一元一次不等式专项练习 350.docx

1、人教版七年级数学下册解一元一次不等式专项练习 3505x1210x19 4(7x9)9(10x7) 6x5 x8 4x1 6x3 6 5 3 3 5 5x52x15 2( x4)3(2x30) 5x9 x4 6x8 x7 1 6 6 5 3 5x308x27 6(7x4)9(10x29) x6 x8 x6 x5 8x12 4(3x5)7(2x9) 6x3 6x4 x4 7x7 4 5 5 8 6 3x3010x19 6(3x8) 3 6 5 6 3 9x126x11 6(5x10)5(8x8) 6x6 x8 x9 7x6 4 5 4 6 8 9x1310x2 8(5x2)7(2x18) x1

2、9x1 9x6 6x1 5 5 8 8 5 7x122x6 4( x5)7(2x10) 8x1 x4 5x6 8x2 3 7 8 4 7 7x12x24 4( x9)5(8x3) 2x5 5x3 x7 2x1 6 3 4 7 3 3x1810x8 8(7x10)3(6x29) x7 5x4 x1 7x7 5 7 6 7 8 3x167(10x21) 6x5 8x3 x2 x3 10x7 6(9x4)5(10x19) x8 x2 9x9 x7 2 4 8 8 6 9x294x3 2(5x6)3(6x30) x4 3x1 4x8 4x8 4 6 4 5 5 3x110x8 2(7x2) 4 7 4

3、 4 5 5x229(4x5) 4x7 x5 x2 7x6 5 3 5 7 8 x216x29 2(3x2)9(4x14) x7 x5 x4 x8 5 3 3 3 5 3x65(4x13) 6x8 4x8 x5 x7 6 7 3 3 4 x104x12 4(9x2)5(10x14) 7x4 8x7 8x4 8x3 1 6 7 7 7 9x89(8x11) 4x3 x1 4x5 x7 1 3 8 3 8 5x62x15 4( x10)3(8x16) 3x1 x4 4x1 x3 3 4 5 5 7 x303(8x18) x1 x5 3x1 9x8 8x14 4(5x3) 10x3 6(9x8)9(

4、4x21) x4 4x3 x8 x4 2x4 2(7x3)5(4x17) 6x1 2x5 x5 x2 2x20 8(7x8)7(4x20) x3 7x5 x1 x4 2x4 4(3x3) 1 4 5 7 3 5x169(4x14) x2 2x2 6x1 x9 2x4 6(3x1)9(10x1) 4x1 5x4 x6 x3 5 5 6 3 3 x175(6x8) x9 9x9 7x1 7x9 2x13 4(7x4)9(6x16) 5x8 x8 x5 x1 4x14 4(3x1)3(6x27) 4x8 4x5 x8 6x4 1 3 5 6 5 x2810x10 4(5x3)5(6x4) 4x9 x

5、4 x6 x7 5 5 8 3 3 7x172x29 8(5x1)5(10x2) 6x8 9x5 x1 6x5 3 5 8 6 7 5x72x12 6( x1)5(2x1) 3x3 4x9 6x3 x5 5 4 3 7 8 5x77(10x8) x9 x9 5x7 x8 4x22 4(9x2) 8x2 6(9x2)3(2x28) 7x9 2x1 x9 9x6 5 6 3 7 8 5x192x23 8(7x9)3(8x25) x5 x5 4x5 4x8 4 6 8 5 3 x263(4x12) x4 7x2 6x3 x2 4 8 8 5 4 7x173(6x25) x1 6x4 9x7 x1 4x25 2(9x9) 4x13 8(3x3)5(8x24) x3 9x4 x2 x3 1 6 8 3 7 7x86x1 4(3x5)7(6x6) x2 6x1 7x4 6x6 2x3 8(7x8)9(2x22) 2x2 x9 x4 6x3 2 3 3 3 5 9x510x2 4(3x8) 5 3 6 3 4 3x166x16 4( x5)9(8x14) x7 x7 7x8 x2 4 3 3 8 4 5x176x11 4(5x10)5(6x11) 6x4 x8 6x7 6x7 10x26 6(3x3)7(6x27)