人教版七年级数学下册解一元一次不等式专项练习 188.docx

1、人教版七年级数学下册解一元一次不等式专项练习 1885x94x8 8(9x1)3(6x28) 5x9 4x4 x1 2x7 3 4 3 7 3 7x302x20 4(5x6)3(6x22) x6 x6 4x8 4x4 6 4 8 5 5 9x44x27 4(9x1) 5 7 5 3 5 7x202x4 6(9x2) 3 7 6 5 4 5x174x8 8( x8) 3 6 5 5 4 3x610x29 4(9x1) 5 4 8 3 4 x236x9 8( x5) 5 8 7 4 3 9x169(4x18) 4x2 3x7 5x9 x7 1 3 4 4 4 7x166x20 4(3x10)7(6

2、x5) x8 x8 x6 6x2 3 8 4 8 7 3x273(2x10) x2 x9 6x3 x7 3 3 5 7 4 5x75(4x29) 5x6 x5 7x9 3x2 1 4 8 6 4 9x183(4x12) 3x4 2x2 x9 x8 1 4 3 6 4 7x202x19 4(9x10) 1 3 8 7 8 7x49(2x19) 6x6 5x9 2x5 x2 2x30 2(7x6)9(4x29) 6x6 x9 8x1 4x6 1 5 5 7 3 7x232x25 8(7x2)9(4x26) 4x6 x6 x6 x8 1 3 7 3 3 3x296x20 6(9x2) 3 7 4 6

3、 3 3x135(8x19) 6x8 x2 x3 2x9 3 7 3 3 3 5x238x26 2(5x9) 2 6 6 5 7 5x28x1 2( x4) 3 4 4 7 6 5x186x29 8(5x5)5(2x1) 3x6 2x4 x5 x1 6x2 8(9x4) 4x21 2(9x9) 4x30 4(7x8) 6 7 8 4 7 9x266x19 4(3x6) 4 3 8 4 8 5x94x4 4(3x4)3(4x9) 9x7 6x8 4x9 x5 5 8 5 5 7 x1910x20 6( x7)5(10x12) x7 7x8 x1 4x1 4 5 6 7 5 3x53(6x21)

4、x9 4x4 9x9 x4 2x29 2(3x8)3(4x5) 5x4 x2 x8 7x5 3 4 4 4 6 9x309(4x22) 7x5 x6 8x5 x8 2x19 4( x1)7(10x29) 4x7 x3 9x1 x2 5 5 3 8 6 9x118x23 2(3x7)7(6x10) x8 6x4 x3 x1 2 5 5 4 3 x155(10x27) x1 6x8 x3 x4 1 4 7 8 7 3x199(4x26) 4x2 x9 8x6 x6 2x24 8(5x8)3(2x14) 4x9 9x2 7x3 x1 6 3 8 8 5 9x193(4x21) 9x9 x9 x2 x

5、4 4 8 6 3 8 7x104x20 6(3x1) 3 8 8 6 5 x243(2x13) 9x4 x4 7x2 x4 8x20 4(7x3)7(8x24) x1 x5 x9 7x1 4 3 8 7 8 9x278x23 4(3x1) 4 4 7 5 7 9x206x20 2( x6) 4x3 4(9x6)5(10x9) 2x7 9x6 x1 x7 1 3 8 3 8 7x123(2x26) x3 5x5 5x5 2x3 8x14 8(3x3) 1 4 4 3 5 5x207(2x11) x3 9x3 x3 x8 3 5 8 5 4 5x219(6x18) x7 9x3 6x7 5x5 2x1 8(9x1)3(6x3) 3x8 5x4 x9 x8 2x4 8(5x7)5(8x5)